Home / 15,320.84-22,981.02-8,732.96

Finding the Fourth Proportional to 15,320.84, 22,981.02 and 8,732.96

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Solution

The fourth proportional to 15,320.84, 22,981.02 and 8,732.96 is: 13,099.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,320.84 : 22,981.02 = 8,732.96 : x
  2. Step 2: Convert to fraction form
    15,320.84/22,981.02 = 8,732.96/x
  3. Step 3: Cross multiply
    15,320.84x = 22,981.02 × 8,732.96
  4. Step 4: Simplify right side
    15,320.84x = 200,692,328.42
  5. Step 5: Solve for x
    x = 200,692,328.42/15,320.84
  6. Step 6: Final answer
    x = 13,099.30

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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.