Home / 15,422.18-23,133.46-5,427.23

Finding the Fourth Proportional to 15,422.18, 23,133.46 and 5,427.23

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Solution

The fourth proportional to 15,422.18, 23,133.46 and 5,427.23 is: 8,140.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,422.18 : 23,133.46 = 5,427.23 : x
  2. Step 2: Convert to fraction form
    15,422.18/23,133.46 = 5,427.23/x
  3. Step 3: Cross multiply
    15,422.18x = 23,133.46 × 5,427.23
  4. Step 4: Simplify right side
    15,422.18x = 125,550,492.45
  5. Step 5: Solve for x
    x = 125,550,492.45/15,422.18
  6. Step 6: Final answer
    x = 8,140.90

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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.