Home / 38,937.04-53,733.12-22,170

Finding the Fourth Proportional to 38,937.04, 53,733.12 and 22,170

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Solution

The fourth proportional to 38,937.04, 53,733.12 and 22,170 is: 30,594.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,937.04 : 53,733.12 = 22,170 : x
  2. Step 2: Convert to fraction form
    38,937.04/53,733.12 = 22,170/x
  3. Step 3: Cross multiply
    38,937.04x = 53,733.12 × 22,170
  4. Step 4: Simplify right side
    38,937.04x = 1,191,263,270.40
  5. Step 5: Solve for x
    x = 1,191,263,270.40/38,937.04
  6. Step 6: Final answer
    x = 30,594.60

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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.