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Finding the Fourth Proportional to 22,497.60, 33,746.40 and 21,404.10

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Solution

The fourth proportional to 22,497.60, 33,746.40 and 21,404.10 is: 32,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,497.60 : 33,746.40 = 21,404.10 : x
  2. Step 2: Convert to fraction form
    22,497.60/33,746.40 = 21,404.10/x
  3. Step 3: Cross multiply
    22,497.60x = 33,746.40 × 21,404.10
  4. Step 4: Simplify right side
    22,497.60x = 722,311,320.24
  5. Step 5: Solve for x
    x = 722,311,320.24/22,497.60
  6. Step 6: Final answer
    x = 32,106.15

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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.