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Finding the Fourth Proportional to 29,482.62, 40,684.63 and 16,053.81

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Solution

The fourth proportional to 29,482.62, 40,684.63 and 16,053.81 is: 22,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,482.62 : 40,684.63 = 16,053.81 : x
  2. Step 2: Convert to fraction form
    29,482.62/40,684.63 = 16,053.81/x
  3. Step 3: Cross multiply
    29,482.62x = 40,684.63 × 16,053.81
  4. Step 4: Simplify right side
    29,482.62x = 653,143,386.19
  5. Step 5: Solve for x
    x = 653,143,386.19/29,482.62
  6. Step 6: Final answer
    x = 22,153.51

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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.