Home / 30,036.40-41,452.18-17,291.15

Finding the Fourth Proportional to 30,036.40, 41,452.18 and 17,291.15

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Solution

The fourth proportional to 30,036.40, 41,452.18 and 17,291.15 is: 23,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.40 : 41,452.18 = 17,291.15 : x
  2. Step 2: Convert to fraction form
    30,036.40/41,452.18 = 17,291.15/x
  3. Step 3: Cross multiply
    30,036.40x = 41,452.18 × 17,291.15
  4. Step 4: Simplify right side
    30,036.40x = 716,755,611.72
  5. Step 5: Solve for x
    x = 716,755,611.72/30,036.40
  6. Step 6: Final answer
    x = 23,862.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.