Home / 25,278.19-37,914.23-8,637.86

Finding the Fourth Proportional to 25,278.19, 37,914.23 and 8,637.86

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Solution

The fourth proportional to 25,278.19, 37,914.23 and 8,637.86 is: 12,955.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,278.19 : 37,914.23 = 8,637.86 : x
  2. Step 2: Convert to fraction form
    25,278.19/37,914.23 = 8,637.86/x
  3. Step 3: Cross multiply
    25,278.19x = 37,914.23 × 8,637.86
  4. Step 4: Simplify right side
    25,278.19x = 327,497,927.13
  5. Step 5: Solve for x
    x = 327,497,927.13/25,278.19
  6. Step 6: Final answer
    x = 12,955.75

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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.