Home / 26,839.52-40,240.92-13,666.40

Finding the Fourth Proportional to 26,839.52, 40,240.92 and 13,666.40

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Solution

The fourth proportional to 26,839.52, 40,240.92 and 13,666.40 is: 20,490.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,839.52 : 40,240.92 = 13,666.40 : x
  2. Step 2: Convert to fraction form
    26,839.52/40,240.92 = 13,666.40/x
  3. Step 3: Cross multiply
    26,839.52x = 40,240.92 × 13,666.40
  4. Step 4: Simplify right side
    26,839.52x = 549,948,509.09
  5. Step 5: Solve for x
    x = 549,948,509.09/26,839.52
  6. Step 6: Final answer
    x = 20,490.25

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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.