Home / 25,944.02-38,928.34-15,434.81

Finding the Fourth Proportional to 25,944.02, 38,928.34 and 15,434.81

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Solution

The fourth proportional to 25,944.02, 38,928.34 and 15,434.81 is: 23,159.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,944.02 : 38,928.34 = 15,434.81 : x
  2. Step 2: Convert to fraction form
    25,944.02/38,928.34 = 15,434.81/x
  3. Step 3: Cross multiply
    25,944.02x = 38,928.34 × 15,434.81
  4. Step 4: Simplify right side
    25,944.02x = 600,851,349.25
  5. Step 5: Solve for x
    x = 600,851,349.25/25,944.02
  6. Step 6: Final answer
    x = 23,159.53

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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.