Home / 45,451.53-62,725.05-25,307.64

Finding the Fourth Proportional to 45,451.53, 62,725.05 and 25,307.64

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Solution

The fourth proportional to 45,451.53, 62,725.05 and 25,307.64 is: 34,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,451.53 : 62,725.05 = 25,307.64 : x
  2. Step 2: Convert to fraction form
    45,451.53/62,725.05 = 25,307.64/x
  3. Step 3: Cross multiply
    45,451.53x = 62,725.05 × 25,307.64
  4. Step 4: Simplify right side
    45,451.53x = 1,587,422,984.38
  5. Step 5: Solve for x
    x = 1,587,422,984.38/45,451.53
  6. Step 6: Final answer
    x = 34,925.62

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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.