Home / 38,342.46-57,522.81-12,047.22

Finding the Fourth Proportional to 38,342.46, 57,522.81 and 12,047.22

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Solution

The fourth proportional to 38,342.46, 57,522.81 and 12,047.22 is: 18,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,342.46 : 57,522.81 = 12,047.22 : x
  2. Step 2: Convert to fraction form
    38,342.46/57,522.81 = 12,047.22/x
  3. Step 3: Cross multiply
    38,342.46x = 57,522.81 × 12,047.22
  4. Step 4: Simplify right side
    38,342.46x = 692,989,947.09
  5. Step 5: Solve for x
    x = 692,989,947.09/38,342.46
  6. Step 6: Final answer
    x = 18,073.70

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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.