Home / 55,641.48-83,444.61-18,192.90

Finding the Fourth Proportional to 55,641.48, 83,444.61 and 18,192.90

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Solution

The fourth proportional to 55,641.48, 83,444.61 and 18,192.90 is: 27,283.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,641.48 : 83,444.61 = 18,192.90 : x
  2. Step 2: Convert to fraction form
    55,641.48/83,444.61 = 18,192.90/x
  3. Step 3: Cross multiply
    55,641.48x = 83,444.61 × 18,192.90
  4. Step 4: Simplify right side
    55,641.48x = 1,518,099,672.91
  5. Step 5: Solve for x
    x = 1,518,099,672.91/55,641.48
  6. Step 6: Final answer
    x = 27,283.60

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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.