Home / 14,816.40-22,231.92-7,030.72

Finding the Fourth Proportional to 14,816.40, 22,231.92 and 7,030.72

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Solution

The fourth proportional to 14,816.40, 22,231.92 and 7,030.72 is: 10,549.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,816.40 : 22,231.92 = 7,030.72 : x
  2. Step 2: Convert to fraction form
    14,816.40/22,231.92 = 7,030.72/x
  3. Step 3: Cross multiply
    14,816.40x = 22,231.92 × 7,030.72
  4. Step 4: Simplify right side
    14,816.40x = 156,306,404.58
  5. Step 5: Solve for x
    x = 156,306,404.58/14,816.40
  6. Step 6: Final answer
    x = 10,549.55

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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.