Home / 48,635.18-72,985.59-19,049.34

Finding the Fourth Proportional to 48,635.18, 72,985.59 and 19,049.34

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Solution

The fourth proportional to 48,635.18, 72,985.59 and 19,049.34 is: 28,586.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,635.18 : 72,985.59 = 19,049.34 : x
  2. Step 2: Convert to fraction form
    48,635.18/72,985.59 = 19,049.34/x
  3. Step 3: Cross multiply
    48,635.18x = 72,985.59 × 19,049.34
  4. Step 4: Simplify right side
    48,635.18x = 1,390,327,319.01
  5. Step 5: Solve for x
    x = 1,390,327,319.01/48,635.18
  6. Step 6: Final answer
    x = 28,586.87

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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.