Home / 23,342.17-34,864.41-21,117.57

Finding the Fourth Proportional to 23,342.17, 34,864.41 and 21,117.57

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Solution

The fourth proportional to 23,342.17, 34,864.41 and 21,117.57 is: 31,541.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,342.17 : 34,864.41 = 21,117.57 : x
  2. Step 2: Convert to fraction form
    23,342.17/34,864.41 = 21,117.57/x
  3. Step 3: Cross multiply
    23,342.17x = 34,864.41 × 21,117.57
  4. Step 4: Simplify right side
    23,342.17x = 736,251,618.68
  5. Step 5: Solve for x
    x = 736,251,618.68/23,342.17
  6. Step 6: Final answer
    x = 31,541.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.