Home / 25,577.92-35,295-18,867.16

Finding the Fourth Proportional to 25,577.92, 35,295 and 18,867.16

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Solution

The fourth proportional to 25,577.92, 35,295 and 18,867.16 is: 26,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,577.92 : 35,295 = 18,867.16 : x
  2. Step 2: Convert to fraction form
    25,577.92/35,295 = 18,867.16/x
  3. Step 3: Cross multiply
    25,577.92x = 35,295 × 18,867.16
  4. Step 4: Simplify right side
    25,577.92x = 665,916,412.20
  5. Step 5: Solve for x
    x = 665,916,412.20/25,577.92
  6. Step 6: Final answer
    x = 26,034.81

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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.