Home / 19,184.76-26,422.02-16,531.20

Finding the Fourth Proportional to 19,184.76, 26,422.02 and 16,531.20

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Solution

The fourth proportional to 19,184.76, 26,422.02 and 16,531.20 is: 22,767.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184.76 : 26,422.02 = 16,531.20 : x
  2. Step 2: Convert to fraction form
    19,184.76/26,422.02 = 16,531.20/x
  3. Step 3: Cross multiply
    19,184.76x = 26,422.02 × 16,531.20
  4. Step 4: Simplify right side
    19,184.76x = 436,787,697.02
  5. Step 5: Solve for x
    x = 436,787,697.02/19,184.76
  6. Step 6: Final answer
    x = 22,767.43

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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.