Home / 15,551.40-23,327.10-15,454.20

Finding the Fourth Proportional to 15,551.40, 23,327.10 and 15,454.20

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Solution

The fourth proportional to 15,551.40, 23,327.10 and 15,454.20 is: 23,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,551.40 : 23,327.10 = 15,454.20 : x
  2. Step 2: Convert to fraction form
    15,551.40/23,327.10 = 15,454.20/x
  3. Step 3: Cross multiply
    15,551.40x = 23,327.10 × 15,454.20
  4. Step 4: Simplify right side
    15,551.40x = 360,501,668.82
  5. Step 5: Solve for x
    x = 360,501,668.82/15,551.40
  6. Step 6: Final answer
    x = 23,181.30

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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.