Home / 45,631.05-62,970.72-25,487.97

Finding the Fourth Proportional to 45,631.05, 62,970.72 and 25,487.97

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Solution

The fourth proportional to 45,631.05, 62,970.72 and 25,487.97 is: 35,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.05 : 62,970.72 = 25,487.97 : x
  2. Step 2: Convert to fraction form
    45,631.05/62,970.72 = 25,487.97/x
  3. Step 3: Cross multiply
    45,631.05x = 62,970.72 × 25,487.97
  4. Step 4: Simplify right side
    45,631.05x = 1,604,995,490.52
  5. Step 5: Solve for x
    x = 1,604,995,490.52/45,631.05
  6. Step 6: Final answer
    x = 35,173.32

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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.