Home / 19,493.76-29,240.49-4,702.62

Finding the Fourth Proportional to 19,493.76, 29,240.49 and 4,702.62

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Solution

The fourth proportional to 19,493.76, 29,240.49 and 4,702.62 is: 7,053.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,493.76 : 29,240.49 = 4,702.62 : x
  2. Step 2: Convert to fraction form
    19,493.76/29,240.49 = 4,702.62/x
  3. Step 3: Cross multiply
    19,493.76x = 29,240.49 × 4,702.62
  4. Step 4: Simplify right side
    19,493.76x = 137,506,913.08
  5. Step 5: Solve for x
    x = 137,506,913.08/19,493.76
  6. Step 6: Final answer
    x = 7,053.89

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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.