Home / 21,656.12-32,482.08-14,680.98

Finding the Fourth Proportional to 21,656.12, 32,482.08 and 14,680.98

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Solution

The fourth proportional to 21,656.12, 32,482.08 and 14,680.98 is: 22,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,656.12 : 32,482.08 = 14,680.98 : x
  2. Step 2: Convert to fraction form
    21,656.12/32,482.08 = 14,680.98/x
  3. Step 3: Cross multiply
    21,656.12x = 32,482.08 × 14,680.98
  4. Step 4: Simplify right side
    21,656.12x = 476,868,766.84
  5. Step 5: Solve for x
    x = 476,868,766.84/21,656.12
  6. Step 6: Final answer
    x = 22,020.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.