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Finding the Fourth Proportional to 29,482.39, 40,684.21 and 16,053.60

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Solution

The fourth proportional to 29,482.39, 40,684.21 and 16,053.60 is: 22,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,482.39 : 40,684.21 = 16,053.60 : x
  2. Step 2: Convert to fraction form
    29,482.39/40,684.21 = 16,053.60/x
  3. Step 3: Cross multiply
    29,482.39x = 40,684.21 × 16,053.60
  4. Step 4: Simplify right side
    29,482.39x = 653,128,033.66
  5. Step 5: Solve for x
    x = 653,128,033.66/29,482.39
  6. Step 6: Final answer
    x = 22,153.16

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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.