Home / 45,490.08-62,778-25,347.04

Finding the Fourth Proportional to 45,490.08, 62,778 and 25,347.04

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Solution

The fourth proportional to 45,490.08, 62,778 and 25,347.04 is: 34,979.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,490.08 : 62,778 = 25,347.04 : x
  2. Step 2: Convert to fraction form
    45,490.08/62,778 = 25,347.04/x
  3. Step 3: Cross multiply
    45,490.08x = 62,778 × 25,347.04
  4. Step 4: Simplify right side
    45,490.08x = 1,591,236,477.12
  5. Step 5: Solve for x
    x = 1,591,236,477.12/45,490.08
  6. Step 6: Final answer
    x = 34,979.86

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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.