Home / 19,488.59-29,225.55-15,377.03

Finding the Fourth Proportional to 19,488.59, 29,225.55 and 15,377.03

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Solution

The fourth proportional to 19,488.59, 29,225.55 and 15,377.03 is: 23,059.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,488.59 : 29,225.55 = 15,377.03 : x
  2. Step 2: Convert to fraction form
    19,488.59/29,225.55 = 15,377.03/x
  3. Step 3: Cross multiply
    19,488.59x = 29,225.55 × 15,377.03
  4. Step 4: Simplify right side
    19,488.59x = 449,402,012.99
  5. Step 5: Solve for x
    x = 449,402,012.99/19,488.59
  6. Step 6: Final answer
    x = 23,059.76

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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.