Home / 25,346.20-37,988.16-14,229.58

Finding the Fourth Proportional to 25,346.20, 37,988.16 and 14,229.58

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Solution

The fourth proportional to 25,346.20, 37,988.16 and 14,229.58 is: 21,326.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,346.20 : 37,988.16 = 14,229.58 : x
  2. Step 2: Convert to fraction form
    25,346.20/37,988.16 = 14,229.58/x
  3. Step 3: Cross multiply
    25,346.20x = 37,988.16 × 14,229.58
  4. Step 4: Simplify right side
    25,346.20x = 540,555,561.77
  5. Step 5: Solve for x
    x = 540,555,561.77/25,346.20
  6. Step 6: Final answer
    x = 21,326.89

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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.