Home / 25,335.72-34,973.16-22,678.53

Finding the Fourth Proportional to 25,335.72, 34,973.16 and 22,678.53

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Solution

The fourth proportional to 25,335.72, 34,973.16 and 22,678.53 is: 31,305.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,335.72 : 34,973.16 = 22,678.53 : x
  2. Step 2: Convert to fraction form
    25,335.72/34,973.16 = 22,678.53/x
  3. Step 3: Cross multiply
    25,335.72x = 34,973.16 × 22,678.53
  4. Step 4: Simplify right side
    25,335.72x = 793,139,858.25
  5. Step 5: Solve for x
    x = 793,139,858.25/25,335.72
  6. Step 6: Final answer
    x = 31,305.20

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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.