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Finding the Fourth Proportional to 17,718.42, 24,441.03 and 10,646.58

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Solution

The fourth proportional to 17,718.42, 24,441.03 and 10,646.58 is: 14,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,718.42 : 24,441.03 = 10,646.58 : x
  2. Step 2: Convert to fraction form
    17,718.42/24,441.03 = 10,646.58/x
  3. Step 3: Cross multiply
    17,718.42x = 24,441.03 × 10,646.58
  4. Step 4: Simplify right side
    17,718.42x = 260,213,381.18
  5. Step 5: Solve for x
    x = 260,213,381.18/17,718.42
  6. Step 6: Final answer
    x = 14,686.04

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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.