Home / 25,782.52-35,579.28-15,026.71

Finding the Fourth Proportional to 25,782.52, 35,579.28 and 15,026.71

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Solution

The fourth proportional to 25,782.52, 35,579.28 and 15,026.71 is: 20,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,782.52 : 35,579.28 = 15,026.71 : x
  2. Step 2: Convert to fraction form
    25,782.52/35,579.28 = 15,026.71/x
  3. Step 3: Cross multiply
    25,782.52x = 35,579.28 × 15,026.71
  4. Step 4: Simplify right side
    25,782.52x = 534,639,522.57
  5. Step 5: Solve for x
    x = 534,639,522.57/25,782.52
  6. Step 6: Final answer
    x = 20,736.51

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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.