Home / 38,871.36-53,651.36-22,746.08

Finding the Fourth Proportional to 38,871.36, 53,651.36 and 22,746.08

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Solution

The fourth proportional to 38,871.36, 53,651.36 and 22,746.08 is: 31,394.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,871.36 : 53,651.36 = 22,746.08 : x
  2. Step 2: Convert to fraction form
    38,871.36/53,651.36 = 22,746.08/x
  3. Step 3: Cross multiply
    38,871.36x = 53,651.36 × 22,746.08
  4. Step 4: Simplify right side
    38,871.36x = 1,220,358,126.67
  5. Step 5: Solve for x
    x = 1,220,358,126.67/38,871.36
  6. Step 6: Final answer
    x = 31,394.79

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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.