Home / 15,417.57-23,126.72-7,104.54

Finding the Fourth Proportional to 15,417.57, 23,126.72 and 7,104.54

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Solution

The fourth proportional to 15,417.57, 23,126.72 and 7,104.54 is: 10,656.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.57 : 23,126.72 = 7,104.54 : x
  2. Step 2: Convert to fraction form
    15,417.57/23,126.72 = 7,104.54/x
  3. Step 3: Cross multiply
    15,417.57x = 23,126.72 × 7,104.54
  4. Step 4: Simplify right side
    15,417.57x = 164,304,671.79
  5. Step 5: Solve for x
    x = 164,304,671.79/15,417.57
  6. Step 6: Final answer
    x = 10,656.98

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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.