Home / 45,007.45-62,108.40-25,885.78

Finding the Fourth Proportional to 45,007.45, 62,108.40 and 25,885.78

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Solution

The fourth proportional to 45,007.45, 62,108.40 and 25,885.78 is: 35,721.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,007.45 : 62,108.40 = 25,885.78 : x
  2. Step 2: Convert to fraction form
    45,007.45/62,108.40 = 25,885.78/x
  3. Step 3: Cross multiply
    45,007.45x = 62,108.40 × 25,885.78
  4. Step 4: Simplify right side
    45,007.45x = 1,607,724,378.55
  5. Step 5: Solve for x
    x = 1,607,724,378.55/45,007.45
  6. Step 6: Final answer
    x = 35,721.29

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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.