Home / 26,645.91-39,925.13-9,106.17

Finding the Fourth Proportional to 26,645.91, 39,925.13 and 9,106.17

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Solution

The fourth proportional to 26,645.91, 39,925.13 and 9,106.17 is: 13,644.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645.91 : 39,925.13 = 9,106.17 : x
  2. Step 2: Convert to fraction form
    26,645.91/39,925.13 = 9,106.17/x
  3. Step 3: Cross multiply
    26,645.91x = 39,925.13 × 9,106.17
  4. Step 4: Simplify right side
    26,645.91x = 363,564,975.52
  5. Step 5: Solve for x
    x = 363,564,975.52/26,645.91
  6. Step 6: Final answer
    x = 13,644.31

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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.