Home / 21,577.98-32,366.97-12,337.50

Finding the Fourth Proportional to 21,577.98, 32,366.97 and 12,337.50

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Solution

The fourth proportional to 21,577.98, 32,366.97 and 12,337.50 is: 18,506.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,577.98 : 32,366.97 = 12,337.50 : x
  2. Step 2: Convert to fraction form
    21,577.98/32,366.97 = 12,337.50/x
  3. Step 3: Cross multiply
    21,577.98x = 32,366.97 × 12,337.50
  4. Step 4: Simplify right side
    21,577.98x = 399,327,492.38
  5. Step 5: Solve for x
    x = 399,327,492.38/21,577.98
  6. Step 6: Final answer
    x = 18,506.25

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1.5x scale

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.