Home / 25,697.84-35,463.60-15,095.12

Finding the Fourth Proportional to 25,697.84, 35,463.60 and 15,095.12

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Solution

The fourth proportional to 25,697.84, 35,463.60 and 15,095.12 is: 20,831.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,697.84 : 35,463.60 = 15,095.12 : x
  2. Step 2: Convert to fraction form
    25,697.84/35,463.60 = 15,095.12/x
  3. Step 3: Cross multiply
    25,697.84x = 35,463.60 × 15,095.12
  4. Step 4: Simplify right side
    25,697.84x = 535,327,297.63
  5. Step 5: Solve for x
    x = 535,327,297.63/25,697.84
  6. Step 6: Final answer
    x = 20,831.61

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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.