Home / 17,529.20-26,307.24-7,149.68

Finding the Fourth Proportional to 17,529.20, 26,307.24 and 7,149.68

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Solution

The fourth proportional to 17,529.20, 26,307.24 and 7,149.68 is: 10,730.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,529.20 : 26,307.24 = 7,149.68 : x
  2. Step 2: Convert to fraction form
    17,529.20/26,307.24 = 7,149.68/x
  3. Step 3: Cross multiply
    17,529.20x = 26,307.24 × 7,149.68
  4. Step 4: Simplify right side
    17,529.20x = 188,088,347.68
  5. Step 5: Solve for x
    x = 188,088,347.68/17,529.20
  6. Step 6: Final answer
    x = 10,730.00

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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.