Home / 10,948.23-16,422.22-7,429.52

Finding the Fourth Proportional to 10,948.23, 16,422.22 and 7,429.52

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Solution

The fourth proportional to 10,948.23, 16,422.22 and 7,429.52 is: 11,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,948.23 : 16,422.22 = 7,429.52 : x
  2. Step 2: Convert to fraction form
    10,948.23/16,422.22 = 7,429.52/x
  3. Step 3: Cross multiply
    10,948.23x = 16,422.22 × 7,429.52
  4. Step 4: Simplify right side
    10,948.23x = 122,009,211.93
  5. Step 5: Solve for x
    x = 122,009,211.93/10,948.23
  6. Step 6: Final answer
    x = 11,144.20

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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.