Home / 16,297.20-22,491.36-9,126.74

Finding the Fourth Proportional to 16,297.20, 22,491.36 and 9,126.74

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Solution

The fourth proportional to 16,297.20, 22,491.36 and 9,126.74 is: 12,595.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,297.20 : 22,491.36 = 9,126.74 : x
  2. Step 2: Convert to fraction form
    16,297.20/22,491.36 = 9,126.74/x
  3. Step 3: Cross multiply
    16,297.20x = 22,491.36 × 9,126.74
  4. Step 4: Simplify right side
    16,297.20x = 205,272,851.19
  5. Step 5: Solve for x
    x = 205,272,851.19/16,297.20
  6. Step 6: Final answer
    x = 12,595.59

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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.