Home / 38,216.40-57,291.90-14,510.70

Finding the Fourth Proportional to 38,216.40, 57,291.90 and 14,510.70

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Solution

The fourth proportional to 38,216.40, 57,291.90 and 14,510.70 is: 21,753.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,216.40 : 57,291.90 = 14,510.70 : x
  2. Step 2: Convert to fraction form
    38,216.40/57,291.90 = 14,510.70/x
  3. Step 3: Cross multiply
    38,216.40x = 57,291.90 × 14,510.70
  4. Step 4: Simplify right side
    38,216.40x = 831,345,573.33
  5. Step 5: Solve for x
    x = 831,345,573.33/38,216.40
  6. Step 6: Final answer
    x = 21,753.63

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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.