Home / 15,764.18-21,754.57-9,050.24

Finding the Fourth Proportional to 15,764.18, 21,754.57 and 9,050.24

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Solution

The fourth proportional to 15,764.18, 21,754.57 and 9,050.24 is: 12,489.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,764.18 : 21,754.57 = 9,050.24 : x
  2. Step 2: Convert to fraction form
    15,764.18/21,754.57 = 9,050.24/x
  3. Step 3: Cross multiply
    15,764.18x = 21,754.57 × 9,050.24
  4. Step 4: Simplify right side
    15,764.18x = 196,884,034.35
  5. Step 5: Solve for x
    x = 196,884,034.35/15,764.18
  6. Step 6: Final answer
    x = 12,489.33

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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.