Home / 15,116.80-22,675.20-9,576.40

Finding the Fourth Proportional to 15,116.80, 22,675.20 and 9,576.40

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Solution

The fourth proportional to 15,116.80, 22,675.20 and 9,576.40 is: 14,364.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,116.80 : 22,675.20 = 9,576.40 : x
  2. Step 2: Convert to fraction form
    15,116.80/22,675.20 = 9,576.40/x
  3. Step 3: Cross multiply
    15,116.80x = 22,675.20 × 9,576.40
  4. Step 4: Simplify right side
    15,116.80x = 217,146,785.28
  5. Step 5: Solve for x
    x = 217,146,785.28/15,116.80
  6. Step 6: Final answer
    x = 14,364.60

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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.