Home / 12,482.76-17,218.29-9,492.04

Finding the Fourth Proportional to 12,482.76, 17,218.29 and 9,492.04

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Solution

The fourth proportional to 12,482.76, 17,218.29 and 9,492.04 is: 13,092.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482.76 : 17,218.29 = 9,492.04 : x
  2. Step 2: Convert to fraction form
    12,482.76/17,218.29 = 9,492.04/x
  3. Step 3: Cross multiply
    12,482.76x = 17,218.29 × 9,492.04
  4. Step 4: Simplify right side
    12,482.76x = 163,436,657.68
  5. Step 5: Solve for x
    x = 163,436,657.68/12,482.76
  6. Step 6: Final answer
    x = 13,092.99

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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.