Home / 25,789.24-35,596.02-15,182.20

Finding the Fourth Proportional to 25,789.24, 35,596.02 and 15,182.20

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Solution

The fourth proportional to 25,789.24, 35,596.02 and 15,182.20 is: 20,955.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,789.24 : 35,596.02 = 15,182.20 : x
  2. Step 2: Convert to fraction form
    25,789.24/35,596.02 = 15,182.20/x
  3. Step 3: Cross multiply
    25,789.24x = 35,596.02 × 15,182.20
  4. Step 4: Simplify right side
    25,789.24x = 540,425,894.84
  5. Step 5: Solve for x
    x = 540,425,894.84/25,789.24
  6. Step 6: Final answer
    x = 20,955.48

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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.