Home / 26,560.56-39,820.32-13,406.16

Finding the Fourth Proportional to 26,560.56, 39,820.32 and 13,406.16

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Solution

The fourth proportional to 26,560.56, 39,820.32 and 13,406.16 is: 20,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,560.56 : 39,820.32 = 13,406.16 : x
  2. Step 2: Convert to fraction form
    26,560.56/39,820.32 = 13,406.16/x
  3. Step 3: Cross multiply
    26,560.56x = 39,820.32 × 13,406.16
  4. Step 4: Simplify right side
    26,560.56x = 533,837,581.17
  5. Step 5: Solve for x
    x = 533,837,581.17/26,560.56
  6. Step 6: Final answer
    x = 20,098.88

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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.