Home / 16,319.79-22,521.26-9,247.56

Finding the Fourth Proportional to 16,319.79, 22,521.26 and 9,247.56

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Solution

The fourth proportional to 16,319.79, 22,521.26 and 9,247.56 is: 12,761.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.79 : 22,521.26 = 9,247.56 : x
  2. Step 2: Convert to fraction form
    16,319.79/22,521.26 = 9,247.56/x
  3. Step 3: Cross multiply
    16,319.79x = 22,521.26 × 9,247.56
  4. Step 4: Simplify right side
    16,319.79x = 208,266,656.89
  5. Step 5: Solve for x
    x = 208,266,656.89/16,319.79
  6. Step 6: Final answer
    x = 12,761.60

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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.