Home / 14,572.45-21,875.10-9,651.70

Finding the Fourth Proportional to 14,572.45, 21,875.10 and 9,651.70

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Solution

The fourth proportional to 14,572.45, 21,875.10 and 9,651.70 is: 14,488.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.45 : 21,875.10 = 9,651.70 : x
  2. Step 2: Convert to fraction form
    14,572.45/21,875.10 = 9,651.70/x
  3. Step 3: Cross multiply
    14,572.45x = 21,875.10 × 9,651.70
  4. Step 4: Simplify right side
    14,572.45x = 211,131,902.67
  5. Step 5: Solve for x
    x = 211,131,902.67/14,572.45
  6. Step 6: Final answer
    x = 14,488.43

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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.