Home / 31,623.68-43,640.32-17,476.52

Finding the Fourth Proportional to 31,623.68, 43,640.32 and 17,476.52

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Solution

The fourth proportional to 31,623.68, 43,640.32 and 17,476.52 is: 24,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,623.68 : 43,640.32 = 17,476.52 : x
  2. Step 2: Convert to fraction form
    31,623.68/43,640.32 = 17,476.52/x
  3. Step 3: Cross multiply
    31,623.68x = 43,640.32 × 17,476.52
  4. Step 4: Simplify right side
    31,623.68x = 762,680,925.29
  5. Step 5: Solve for x
    x = 762,680,925.29/31,623.68
  6. Step 6: Final answer
    x = 24,117.40

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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.