Home / 23,247.80-34,871.70-7,663.40

Finding the Fourth Proportional to 23,247.80, 34,871.70 and 7,663.40

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Solution

The fourth proportional to 23,247.80, 34,871.70 and 7,663.40 is: 11,495.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,247.80 : 34,871.70 = 7,663.40 : x
  2. Step 2: Convert to fraction form
    23,247.80/34,871.70 = 7,663.40/x
  3. Step 3: Cross multiply
    23,247.80x = 34,871.70 × 7,663.40
  4. Step 4: Simplify right side
    23,247.80x = 267,235,785.78
  5. Step 5: Solve for x
    x = 267,235,785.78/23,247.80
  6. Step 6: Final answer
    x = 11,495.10

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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.