Home / 25,820.79-38,633.45-15,296.46

Finding the Fourth Proportional to 25,820.79, 38,633.45 and 15,296.46

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Solution

The fourth proportional to 25,820.79, 38,633.45 and 15,296.46 is: 22,886.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,820.79 : 38,633.45 = 15,296.46 : x
  2. Step 2: Convert to fraction form
    25,820.79/38,633.45 = 15,296.46/x
  3. Step 3: Cross multiply
    25,820.79x = 38,633.45 × 15,296.46
  4. Step 4: Simplify right side
    25,820.79x = 590,954,946.10
  5. Step 5: Solve for x
    x = 590,954,946.10/25,820.79
  6. Step 6: Final answer
    x = 22,886.79

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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.