Home / 25,122.79-34,673.07-15,051.66

Finding the Fourth Proportional to 25,122.79, 34,673.07 and 15,051.66

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Solution

The fourth proportional to 25,122.79, 34,673.07 and 15,051.66 is: 20,773.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,122.79 : 34,673.07 = 15,051.66 : x
  2. Step 2: Convert to fraction form
    25,122.79/34,673.07 = 15,051.66/x
  3. Step 3: Cross multiply
    25,122.79x = 34,673.07 × 15,051.66
  4. Step 4: Simplify right side
    25,122.79x = 521,887,260.80
  5. Step 5: Solve for x
    x = 521,887,260.80/25,122.79
  6. Step 6: Final answer
    x = 20,773.46

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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.