Home / 14,904.70-22,299.45-9,720.70

Finding the Fourth Proportional to 14,904.70, 22,299.45 and 9,720.70

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Solution

The fourth proportional to 14,904.70, 22,299.45 and 9,720.70 is: 14,543.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,904.70 : 22,299.45 = 9,720.70 : x
  2. Step 2: Convert to fraction form
    14,904.70/22,299.45 = 9,720.70/x
  3. Step 3: Cross multiply
    14,904.70x = 22,299.45 × 9,720.70
  4. Step 4: Simplify right side
    14,904.70x = 216,766,263.62
  5. Step 5: Solve for x
    x = 216,766,263.62/14,904.70
  6. Step 6: Final answer
    x = 14,543.48

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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.