Home / 48,624.30-72,938.07-13,561.02

Finding the Fourth Proportional to 48,624.30, 72,938.07 and 13,561.02

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Solution

The fourth proportional to 48,624.30, 72,938.07 and 13,561.02 is: 20,341.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,624.30 : 72,938.07 = 13,561.02 : x
  2. Step 2: Convert to fraction form
    48,624.30/72,938.07 = 13,561.02/x
  3. Step 3: Cross multiply
    48,624.30x = 72,938.07 × 13,561.02
  4. Step 4: Simplify right side
    48,624.30x = 989,114,626.03
  5. Step 5: Solve for x
    x = 989,114,626.03/48,624.30
  6. Step 6: Final answer
    x = 20,341.98

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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.