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Finding the Fourth Proportional to 45,547, 62,854.86 and 25,675

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Solution

The fourth proportional to 45,547, 62,854.86 and 25,675 is: 35,431.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,547 : 62,854.86 = 25,675 : x
  2. Step 2: Convert to fraction form
    45,547/62,854.86 = 25,675/x
  3. Step 3: Cross multiply
    45,547x = 62,854.86 × 25,675
  4. Step 4: Simplify right side
    45,547x = 1,613,798,530.50
  5. Step 5: Solve for x
    x = 1,613,798,530.50/45,547
  6. Step 6: Final answer
    x = 35,431.50

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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.