Home / 47,030.78-64,903.74-25,810.80

Finding the Fourth Proportional to 47,030.78, 64,903.74 and 25,810.80

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Solution

The fourth proportional to 47,030.78, 64,903.74 and 25,810.80 is: 35,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,030.78 : 64,903.74 = 25,810.80 : x
  2. Step 2: Convert to fraction form
    47,030.78/64,903.74 = 25,810.80/x
  3. Step 3: Cross multiply
    47,030.78x = 64,903.74 × 25,810.80
  4. Step 4: Simplify right side
    47,030.78x = 1,675,217,452.39
  5. Step 5: Solve for x
    x = 1,675,217,452.39/47,030.78
  6. Step 6: Final answer
    x = 35,619.60

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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.