Home / 34,341.60-51,514.80-13,562.40

Finding the Fourth Proportional to 34,341.60, 51,514.80 and 13,562.40

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Solution

The fourth proportional to 34,341.60, 51,514.80 and 13,562.40 is: 20,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,341.60 : 51,514.80 = 13,562.40 : x
  2. Step 2: Convert to fraction form
    34,341.60/51,514.80 = 13,562.40/x
  3. Step 3: Cross multiply
    34,341.60x = 51,514.80 × 13,562.40
  4. Step 4: Simplify right side
    34,341.60x = 698,664,323.52
  5. Step 5: Solve for x
    x = 698,664,323.52/34,341.60
  6. Step 6: Final answer
    x = 20,344.55

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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.