Home / 17,430.28-24,057.50-10,721.56

Finding the Fourth Proportional to 17,430.28, 24,057.50 and 10,721.56

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Solution

The fourth proportional to 17,430.28, 24,057.50 and 10,721.56 is: 14,798.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,430.28 : 24,057.50 = 10,721.56 : x
  2. Step 2: Convert to fraction form
    17,430.28/24,057.50 = 10,721.56/x
  3. Step 3: Cross multiply
    17,430.28x = 24,057.50 × 10,721.56
  4. Step 4: Simplify right side
    17,430.28x = 257,933,929.70
  5. Step 5: Solve for x
    x = 257,933,929.70/17,430.28
  6. Step 6: Final answer
    x = 14,798.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.