Home / 15,552.20-21,462.02-9,264.84

Finding the Fourth Proportional to 15,552.20, 21,462.02 and 9,264.84

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Solution

The fourth proportional to 15,552.20, 21,462.02 and 9,264.84 is: 12,785.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,552.20 : 21,462.02 = 9,264.84 : x
  2. Step 2: Convert to fraction form
    15,552.20/21,462.02 = 9,264.84/x
  3. Step 3: Cross multiply
    15,552.20x = 21,462.02 × 9,264.84
  4. Step 4: Simplify right side
    15,552.20x = 198,842,181.38
  5. Step 5: Solve for x
    x = 198,842,181.38/15,552.20
  6. Step 6: Final answer
    x = 12,785.47

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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.