Home / 21,538.18-32,274.28-14,492.10

Finding the Fourth Proportional to 21,538.18, 32,274.28 and 14,492.10

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Solution

The fourth proportional to 21,538.18, 32,274.28 and 14,492.10 is: 21,715.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,538.18 : 32,274.28 = 14,492.10 : x
  2. Step 2: Convert to fraction form
    21,538.18/32,274.28 = 14,492.10/x
  3. Step 3: Cross multiply
    21,538.18x = 32,274.28 × 14,492.10
  4. Step 4: Simplify right side
    21,538.18x = 467,722,093.19
  5. Step 5: Solve for x
    x = 467,722,093.19/21,538.18
  6. Step 6: Final answer
    x = 21,715.95

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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.