Home / 14,715.38-22,069.88-5,355.63

Finding the Fourth Proportional to 14,715.38, 22,069.88 and 5,355.63

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Solution

The fourth proportional to 14,715.38, 22,069.88 and 5,355.63 is: 8,032.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,715.38 : 22,069.88 = 5,355.63 : x
  2. Step 2: Convert to fraction form
    14,715.38/22,069.88 = 5,355.63/x
  3. Step 3: Cross multiply
    14,715.38x = 22,069.88 × 5,355.63
  4. Step 4: Simplify right side
    14,715.38x = 118,198,111.42
  5. Step 5: Solve for x
    x = 118,198,111.42/14,715.38
  6. Step 6: Final answer
    x = 8,032.28

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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.