Home / 53,213.22-73,432.71-29,339.91

Finding the Fourth Proportional to 53,213.22, 73,432.71 and 29,339.91

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Solution

The fourth proportional to 53,213.22, 73,432.71 and 29,339.91 is: 40,488.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,213.22 : 73,432.71 = 29,339.91 : x
  2. Step 2: Convert to fraction form
    53,213.22/73,432.71 = 29,339.91/x
  3. Step 3: Cross multiply
    53,213.22x = 73,432.71 × 29,339.91
  4. Step 4: Simplify right side
    53,213.22x = 2,154,509,102.46
  5. Step 5: Solve for x
    x = 2,154,509,102.46/53,213.22
  6. Step 6: Final answer
    x = 40,488.23

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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.