Home / 19,601.60-27,049.88-10,649.04

Finding the Fourth Proportional to 19,601.60, 27,049.88 and 10,649.04

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Solution

The fourth proportional to 19,601.60, 27,049.88 and 10,649.04 is: 14,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,601.60 : 27,049.88 = 10,649.04 : x
  2. Step 2: Convert to fraction form
    19,601.60/27,049.88 = 10,649.04/x
  3. Step 3: Cross multiply
    19,601.60x = 27,049.88 × 10,649.04
  4. Step 4: Simplify right side
    19,601.60x = 288,055,254.12
  5. Step 5: Solve for x
    x = 288,055,254.12/19,601.60
  6. Step 6: Final answer
    x = 14,695.50

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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.