Home / 16,247.24-22,421.02-9,531.56

Finding the Fourth Proportional to 16,247.24, 22,421.02 and 9,531.56

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Solution

The fourth proportional to 16,247.24, 22,421.02 and 9,531.56 is: 13,153.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,247.24 : 22,421.02 = 9,531.56 : x
  2. Step 2: Convert to fraction form
    16,247.24/22,421.02 = 9,531.56/x
  3. Step 3: Cross multiply
    16,247.24x = 22,421.02 × 9,531.56
  4. Step 4: Simplify right side
    16,247.24x = 213,707,297.39
  5. Step 5: Solve for x
    x = 213,707,297.39/16,247.24
  6. Step 6: Final answer
    x = 13,153.45

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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.