Home / 45,220.75-62,404.64-25,080.72

Finding the Fourth Proportional to 45,220.75, 62,404.64 and 25,080.72

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Solution

The fourth proportional to 45,220.75, 62,404.64 and 25,080.72 is: 34,611.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,220.75 : 62,404.64 = 25,080.72 : x
  2. Step 2: Convert to fraction form
    45,220.75/62,404.64 = 25,080.72/x
  3. Step 3: Cross multiply
    45,220.75x = 62,404.64 × 25,080.72
  4. Step 4: Simplify right side
    45,220.75x = 1,565,153,302.54
  5. Step 5: Solve for x
    x = 1,565,153,302.54/45,220.75
  6. Step 6: Final answer
    x = 34,611.40

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Double scale
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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.