Home / 26,532.32-39,798.36-7,812.74

Finding the Fourth Proportional to 26,532.32, 39,798.36 and 7,812.74

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Solution

The fourth proportional to 26,532.32, 39,798.36 and 7,812.74 is: 11,719.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,532.32 : 39,798.36 = 7,812.74 : x
  2. Step 2: Convert to fraction form
    26,532.32/39,798.36 = 7,812.74/x
  3. Step 3: Cross multiply
    26,532.32x = 39,798.36 × 7,812.74
  4. Step 4: Simplify right side
    26,532.32x = 310,934,239.11
  5. Step 5: Solve for x
    x = 310,934,239.11/26,532.32
  6. Step 6: Final answer
    x = 11,719.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.