Home / 31,707.13-43,656.26-26,917.15

Finding the Fourth Proportional to 31,707.13, 43,656.26 and 26,917.15

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Solution

The fourth proportional to 31,707.13, 43,656.26 and 26,917.15 is: 37,061.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,707.13 : 43,656.26 = 26,917.15 : x
  2. Step 2: Convert to fraction form
    31,707.13/43,656.26 = 26,917.15/x
  3. Step 3: Cross multiply
    31,707.13x = 43,656.26 × 26,917.15
  4. Step 4: Simplify right side
    31,707.13x = 1,175,102,098.86
  5. Step 5: Solve for x
    x = 1,175,102,098.86/31,707.13
  6. Step 6: Final answer
    x = 37,061.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.