Home / 18,624.42-25,699.95-15,096.06

Finding the Fourth Proportional to 18,624.42, 25,699.95 and 15,096.06

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Solution

The fourth proportional to 18,624.42, 25,699.95 and 15,096.06 is: 20,831.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,624.42 : 25,699.95 = 15,096.06 : x
  2. Step 2: Convert to fraction form
    18,624.42/25,699.95 = 15,096.06/x
  3. Step 3: Cross multiply
    18,624.42x = 25,699.95 × 15,096.06
  4. Step 4: Simplify right side
    18,624.42x = 387,967,987.20
  5. Step 5: Solve for x
    x = 387,967,987.20/18,624.42
  6. Step 6: Final answer
    x = 20,831.14

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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.