Home / 38,631.72-57,951-15,252.60

Finding the Fourth Proportional to 38,631.72, 57,951 and 15,252.60

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Solution

The fourth proportional to 38,631.72, 57,951 and 15,252.60 is: 22,880.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,631.72 : 57,951 = 15,252.60 : x
  2. Step 2: Convert to fraction form
    38,631.72/57,951 = 15,252.60/x
  3. Step 3: Cross multiply
    38,631.72x = 57,951 × 15,252.60
  4. Step 4: Simplify right side
    38,631.72x = 883,903,422.60
  5. Step 5: Solve for x
    x = 883,903,422.60/38,631.72
  6. Step 6: Final answer
    x = 22,880.25

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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.