Home / 14,798.28-20,422.24-8,510.66

Finding the Fourth Proportional to 14,798.28, 20,422.24 and 8,510.66

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Solution

The fourth proportional to 14,798.28, 20,422.24 and 8,510.66 is: 11,745.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,798.28 : 20,422.24 = 8,510.66 : x
  2. Step 2: Convert to fraction form
    14,798.28/20,422.24 = 8,510.66/x
  3. Step 3: Cross multiply
    14,798.28x = 20,422.24 × 8,510.66
  4. Step 4: Simplify right side
    14,798.28x = 173,806,741.08
  5. Step 5: Solve for x
    x = 173,806,741.08/14,798.28
  6. Step 6: Final answer
    x = 11,745.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.