Home / 14,744.40-22,080.15-9,787.20

Finding the Fourth Proportional to 14,744.40, 22,080.15 and 9,787.20

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Solution

The fourth proportional to 14,744.40, 22,080.15 and 9,787.20 is: 14,656.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,744.40 : 22,080.15 = 9,787.20 : x
  2. Step 2: Convert to fraction form
    14,744.40/22,080.15 = 9,787.20/x
  3. Step 3: Cross multiply
    14,744.40x = 22,080.15 × 9,787.20
  4. Step 4: Simplify right side
    14,744.40x = 216,102,844.08
  5. Step 5: Solve for x
    x = 216,102,844.08/14,744.40
  6. Step 6: Final answer
    x = 14,656.60

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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.