Home / 14,977.36-22,432.02-9,121.06

Finding the Fourth Proportional to 14,977.36, 22,432.02 and 9,121.06

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Solution

The fourth proportional to 14,977.36, 22,432.02 and 9,121.06 is: 13,660.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.36 : 22,432.02 = 9,121.06 : x
  2. Step 2: Convert to fraction form
    14,977.36/22,432.02 = 9,121.06/x
  3. Step 3: Cross multiply
    14,977.36x = 22,432.02 × 9,121.06
  4. Step 4: Simplify right side
    14,977.36x = 204,603,800.34
  5. Step 5: Solve for x
    x = 204,603,800.34/14,977.36
  6. Step 6: Final answer
    x = 13,660.87

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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.