Home / 38,909.81-58,271.14-22,219.25

Finding the Fourth Proportional to 38,909.81, 58,271.14 and 22,219.25

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Solution

The fourth proportional to 38,909.81, 58,271.14 and 22,219.25 is: 33,275.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,909.81 : 58,271.14 = 22,219.25 : x
  2. Step 2: Convert to fraction form
    38,909.81/58,271.14 = 22,219.25/x
  3. Step 3: Cross multiply
    38,909.81x = 58,271.14 × 22,219.25
  4. Step 4: Simplify right side
    38,909.81x = 1,294,741,027.45
  5. Step 5: Solve for x
    x = 1,294,741,027.45/38,909.81
  6. Step 6: Final answer
    x = 33,275.44

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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.