Home / 26,537.28-39,807.36-8,767.20

Finding the Fourth Proportional to 26,537.28, 39,807.36 and 8,767.20

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Solution

The fourth proportional to 26,537.28, 39,807.36 and 8,767.20 is: 13,151.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,537.28 : 39,807.36 = 8,767.20 : x
  2. Step 2: Convert to fraction form
    26,537.28/39,807.36 = 8,767.20/x
  3. Step 3: Cross multiply
    26,537.28x = 39,807.36 × 8,767.20
  4. Step 4: Simplify right side
    26,537.28x = 348,999,086.59
  5. Step 5: Solve for x
    x = 348,999,086.59/26,537.28
  6. Step 6: Final answer
    x = 13,151.28

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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.