Home / 47,025.78-64,899.63-25,809.18

Finding the Fourth Proportional to 47,025.78, 64,899.63 and 25,809.18

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Solution

The fourth proportional to 47,025.78, 64,899.63 and 25,809.18 is: 35,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,025.78 : 64,899.63 = 25,809.18 : x
  2. Step 2: Convert to fraction form
    47,025.78/64,899.63 = 25,809.18/x
  3. Step 3: Cross multiply
    47,025.78x = 64,899.63 × 25,809.18
  4. Step 4: Simplify right side
    47,025.78x = 1,675,006,232.60
  5. Step 5: Solve for x
    x = 1,675,006,232.60/47,025.78
  6. Step 6: Final answer
    x = 35,618.89

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.