Home / 19,397.24-29,041.02-12,359.96

Finding the Fourth Proportional to 19,397.24, 29,041.02 and 12,359.96

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Solution

The fourth proportional to 19,397.24, 29,041.02 and 12,359.96 is: 18,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,397.24 : 29,041.02 = 12,359.96 : x
  2. Step 2: Convert to fraction form
    19,397.24/29,041.02 = 12,359.96/x
  3. Step 3: Cross multiply
    19,397.24x = 29,041.02 × 12,359.96
  4. Step 4: Simplify right side
    19,397.24x = 358,945,845.56
  5. Step 5: Solve for x
    x = 358,945,845.56/19,397.24
  6. Step 6: Final answer
    x = 18,505.00

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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.