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Finding the Fourth Proportional to 17,970.73, 24,799.84 and 10,315.24

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Solution

The fourth proportional to 17,970.73, 24,799.84 and 10,315.24 is: 14,235.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,970.73 : 24,799.84 = 10,315.24 : x
  2. Step 2: Convert to fraction form
    17,970.73/24,799.84 = 10,315.24/x
  3. Step 3: Cross multiply
    17,970.73x = 24,799.84 × 10,315.24
  4. Step 4: Simplify right side
    17,970.73x = 255,816,213.77
  5. Step 5: Solve for x
    x = 255,816,213.77/17,970.73
  6. Step 6: Final answer
    x = 14,235.16

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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.