Home / 38,332.91-52,899.41-21,336.79

Finding the Fourth Proportional to 38,332.91, 52,899.41 and 21,336.79

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Solution

The fourth proportional to 38,332.91, 52,899.41 and 21,336.79 is: 29,444.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332.91 : 52,899.41 = 21,336.79 : x
  2. Step 2: Convert to fraction form
    38,332.91/52,899.41 = 21,336.79/x
  3. Step 3: Cross multiply
    38,332.91x = 52,899.41 × 21,336.79
  4. Step 4: Simplify right side
    38,332.91x = 1,128,703,622.57
  5. Step 5: Solve for x
    x = 1,128,703,622.57/38,332.91
  6. Step 6: Final answer
    x = 29,444.77

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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.