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Finding the Fourth Proportional to 45,459.04, 62,732.04 and 25,315.48

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Solution

The fourth proportional to 45,459.04, 62,732.04 and 25,315.48 is: 34,934.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,459.04 : 62,732.04 = 25,315.48 : x
  2. Step 2: Convert to fraction form
    45,459.04/62,732.04 = 25,315.48/x
  3. Step 3: Cross multiply
    45,459.04x = 62,732.04 × 25,315.48
  4. Step 4: Simplify right side
    45,459.04x = 1,588,091,703.98
  5. Step 5: Solve for x
    x = 1,588,091,703.98/45,459.04
  6. Step 6: Final answer
    x = 34,934.56

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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.