Home / 19,221.76-26,526.12-11,264.04

Finding the Fourth Proportional to 19,221.76, 26,526.12 and 11,264.04

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Solution

The fourth proportional to 19,221.76, 26,526.12 and 11,264.04 is: 15,544.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221.76 : 26,526.12 = 11,264.04 : x
  2. Step 2: Convert to fraction form
    19,221.76/26,526.12 = 11,264.04/x
  3. Step 3: Cross multiply
    19,221.76x = 26,526.12 × 11,264.04
  4. Step 4: Simplify right side
    19,221.76x = 298,791,276.72
  5. Step 5: Solve for x
    x = 298,791,276.72/19,221.76
  6. Step 6: Final answer
    x = 15,544.43

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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.