Home / 52,280.61-78,409.15-14,839.89

Finding the Fourth Proportional to 52,280.61, 78,409.15 and 14,839.89

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Solution

The fourth proportional to 52,280.61, 78,409.15 and 14,839.89 is: 22,256.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,280.61 : 78,409.15 = 14,839.89 : x
  2. Step 2: Convert to fraction form
    52,280.61/78,409.15 = 14,839.89/x
  3. Step 3: Cross multiply
    52,280.61x = 78,409.15 × 14,839.89
  4. Step 4: Simplify right side
    52,280.61x = 1,163,583,160.99
  5. Step 5: Solve for x
    x = 1,163,583,160.99/52,280.61
  6. Step 6: Final answer
    x = 22,256.50

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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.