Home / 45,412.40-62,669.10-25,540.40

Finding the Fourth Proportional to 45,412.40, 62,669.10 and 25,540.40

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Solution

The fourth proportional to 45,412.40, 62,669.10 and 25,540.40 is: 35,245.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,412.40 : 62,669.10 = 25,540.40 : x
  2. Step 2: Convert to fraction form
    45,412.40/62,669.10 = 25,540.40/x
  3. Step 3: Cross multiply
    45,412.40x = 62,669.10 × 25,540.40
  4. Step 4: Simplify right side
    45,412.40x = 1,600,593,881.64
  5. Step 5: Solve for x
    x = 1,600,593,881.64/45,412.40
  6. Step 6: Final answer
    x = 35,245.75

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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.