Home / 25,407.92-35,064.17-15,336.18

Finding the Fourth Proportional to 25,407.92, 35,064.17 and 15,336.18

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Solution

The fourth proportional to 25,407.92, 35,064.17 and 15,336.18 is: 21,164.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,407.92 : 35,064.17 = 15,336.18 : x
  2. Step 2: Convert to fraction form
    25,407.92/35,064.17 = 15,336.18/x
  3. Step 3: Cross multiply
    25,407.92x = 35,064.17 × 15,336.18
  4. Step 4: Simplify right side
    25,407.92x = 537,750,345.99
  5. Step 5: Solve for x
    x = 537,750,345.99/25,407.92
  6. Step 6: Final answer
    x = 21,164.68

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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.