Home / 38,803.03-53,548.40-22,671.29

Finding the Fourth Proportional to 38,803.03, 53,548.40 and 22,671.29

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Solution

The fourth proportional to 38,803.03, 53,548.40 and 22,671.29 is: 31,286.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,803.03 : 53,548.40 = 22,671.29 : x
  2. Step 2: Convert to fraction form
    38,803.03/53,548.40 = 22,671.29/x
  3. Step 3: Cross multiply
    38,803.03x = 53,548.40 × 22,671.29
  4. Step 4: Simplify right side
    38,803.03x = 1,214,011,281.62
  5. Step 5: Solve for x
    x = 1,214,011,281.62/38,803.03
  6. Step 6: Final answer
    x = 31,286.50

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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.