Home / 46,920.52-70,331.10-21,939.58

Finding the Fourth Proportional to 46,920.52, 70,331.10 and 21,939.58

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Solution

The fourth proportional to 46,920.52, 70,331.10 and 21,939.58 is: 32,886.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,920.52 : 70,331.10 = 21,939.58 : x
  2. Step 2: Convert to fraction form
    46,920.52/70,331.10 = 21,939.58/x
  3. Step 3: Cross multiply
    46,920.52x = 70,331.10 × 21,939.58
  4. Step 4: Simplify right side
    46,920.52x = 1,543,034,794.94
  5. Step 5: Solve for x
    x = 1,543,034,794.94/46,920.52
  6. Step 6: Final answer
    x = 32,886.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.