Home / 47,373.18-71,017.94-19,316.70

Finding the Fourth Proportional to 47,373.18, 71,017.94 and 19,316.70

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Solution

The fourth proportional to 47,373.18, 71,017.94 and 19,316.70 is: 28,957.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,373.18 : 71,017.94 = 19,316.70 : x
  2. Step 2: Convert to fraction form
    47,373.18/71,017.94 = 19,316.70/x
  3. Step 3: Cross multiply
    47,373.18x = 71,017.94 × 19,316.70
  4. Step 4: Simplify right side
    47,373.18x = 1,371,832,241.60
  5. Step 5: Solve for x
    x = 1,371,832,241.60/47,373.18
  6. Step 6: Final answer
    x = 28,957.99

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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.