Home / 14,747.34-22,115.13-5,385.22

Finding the Fourth Proportional to 14,747.34, 22,115.13 and 5,385.22

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Solution

The fourth proportional to 14,747.34, 22,115.13 and 5,385.22 is: 8,075.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.34 : 22,115.13 = 5,385.22 : x
  2. Step 2: Convert to fraction form
    14,747.34/22,115.13 = 5,385.22/x
  3. Step 3: Cross multiply
    14,747.34x = 22,115.13 × 5,385.22
  4. Step 4: Simplify right side
    14,747.34x = 119,094,840.38
  5. Step 5: Solve for x
    x = 119,094,840.38/14,747.34
  6. Step 6: Final answer
    x = 8,075.68

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1.5x scale

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.