Home / 31,410.27-43,345.66-17,262.81

Finding the Fourth Proportional to 31,410.27, 43,345.66 and 17,262.81

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Solution

The fourth proportional to 31,410.27, 43,345.66 and 17,262.81 is: 23,822.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,410.27 : 43,345.66 = 17,262.81 : x
  2. Step 2: Convert to fraction form
    31,410.27/43,345.66 = 17,262.81/x
  3. Step 3: Cross multiply
    31,410.27x = 43,345.66 × 17,262.81
  4. Step 4: Simplify right side
    31,410.27x = 748,267,892.90
  5. Step 5: Solve for x
    x = 748,267,892.90/31,410.27
  6. Step 6: Final answer
    x = 23,822.40

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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.