Home / 38,987.24-53,741.22-34,263.40

Finding the Fourth Proportional to 38,987.24, 53,741.22 and 34,263.40

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Solution

The fourth proportional to 38,987.24, 53,741.22 and 34,263.40 is: 47,229.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,987.24 : 53,741.22 = 34,263.40 : x
  2. Step 2: Convert to fraction form
    38,987.24/53,741.22 = 34,263.40/x
  3. Step 3: Cross multiply
    38,987.24x = 53,741.22 × 34,263.40
  4. Step 4: Simplify right side
    38,987.24x = 1,841,356,917.35
  5. Step 5: Solve for x
    x = 1,841,356,917.35/38,987.24
  6. Step 6: Final answer
    x = 47,229.73

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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.