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Finding the Fourth Proportional to 44,754.84, 67,133.76 and 13,590

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Solution

The fourth proportional to 44,754.84, 67,133.76 and 13,590 is: 20,385.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,754.84 : 67,133.76 = 13,590 : x
  2. Step 2: Convert to fraction form
    44,754.84/67,133.76 = 13,590/x
  3. Step 3: Cross multiply
    44,754.84x = 67,133.76 × 13,590
  4. Step 4: Simplify right side
    44,754.84x = 912,347,798.40
  5. Step 5: Solve for x
    x = 912,347,798.40/44,754.84
  6. Step 6: Final answer
    x = 20,385.46

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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.