Home / 47,141.61-70,712.23-19,061.33

Finding the Fourth Proportional to 47,141.61, 70,712.23 and 19,061.33

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Solution

The fourth proportional to 47,141.61, 70,712.23 and 19,061.33 is: 28,591.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,141.61 : 70,712.23 = 19,061.33 : x
  2. Step 2: Convert to fraction form
    47,141.61/70,712.23 = 19,061.33/x
  3. Step 3: Cross multiply
    47,141.61x = 70,712.23 × 19,061.33
  4. Step 4: Simplify right side
    47,141.61x = 1,347,869,280.19
  5. Step 5: Solve for x
    x = 1,347,869,280.19/47,141.61
  6. Step 6: Final answer
    x = 28,591.92

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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.