Home / 25,955.77-38,921.34-13,463.29

Finding the Fourth Proportional to 25,955.77, 38,921.34 and 13,463.29

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Solution

The fourth proportional to 25,955.77, 38,921.34 and 13,463.29 is: 20,188.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,955.77 : 38,921.34 = 13,463.29 : x
  2. Step 2: Convert to fraction form
    25,955.77/38,921.34 = 13,463.29/x
  3. Step 3: Cross multiply
    25,955.77x = 38,921.34 × 13,463.29
  4. Step 4: Simplify right side
    25,955.77x = 524,009,287.61
  5. Step 5: Solve for x
    x = 524,009,287.61/25,955.77
  6. Step 6: Final answer
    x = 20,188.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.