Home / 52,470.02-78,712.77-18,733.41

Finding the Fourth Proportional to 52,470.02, 78,712.77 and 18,733.41

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Solution

The fourth proportional to 52,470.02, 78,712.77 and 18,733.41 is: 28,102.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,470.02 : 78,712.77 = 18,733.41 : x
  2. Step 2: Convert to fraction form
    52,470.02/78,712.77 = 18,733.41/x
  3. Step 3: Cross multiply
    52,470.02x = 78,712.77 × 18,733.41
  4. Step 4: Simplify right side
    52,470.02x = 1,474,558,592.65
  5. Step 5: Solve for x
    x = 1,474,558,592.65/52,470.02
  6. Step 6: Final answer
    x = 28,102.88

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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.