Home / 15,793.81-23,670.17-6,422.90

Finding the Fourth Proportional to 15,793.81, 23,670.17 and 6,422.90

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Solution

The fourth proportional to 15,793.81, 23,670.17 and 6,422.90 is: 9,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,793.81 : 23,670.17 = 6,422.90 : x
  2. Step 2: Convert to fraction form
    15,793.81/23,670.17 = 6,422.90/x
  3. Step 3: Cross multiply
    15,793.81x = 23,670.17 × 6,422.90
  4. Step 4: Simplify right side
    15,793.81x = 152,031,161.95
  5. Step 5: Solve for x
    x = 152,031,161.95/15,793.81
  6. Step 6: Final answer
    x = 9,626.00

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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.