Home / 25,657.22-35,400.71-15,044.81

Finding the Fourth Proportional to 25,657.22, 35,400.71 and 15,044.81

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Solution

The fourth proportional to 25,657.22, 35,400.71 and 15,044.81 is: 20,758.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,657.22 : 35,400.71 = 15,044.81 : x
  2. Step 2: Convert to fraction form
    25,657.22/35,400.71 = 15,044.81/x
  3. Step 3: Cross multiply
    25,657.22x = 35,400.71 × 15,044.81
  4. Step 4: Simplify right side
    25,657.22x = 532,596,816.42
  5. Step 5: Solve for x
    x = 532,596,816.42/25,657.22
  6. Step 6: Final answer
    x = 20,758.16

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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.