Home / 38,486.72-53,126.88-29,051.84

Finding the Fourth Proportional to 38,486.72, 53,126.88 and 29,051.84

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Solution

The fourth proportional to 38,486.72, 53,126.88 and 29,051.84 is: 40,103.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,486.72 : 53,126.88 = 29,051.84 : x
  2. Step 2: Convert to fraction form
    38,486.72/53,126.88 = 29,051.84/x
  3. Step 3: Cross multiply
    38,486.72x = 53,126.88 × 29,051.84
  4. Step 4: Simplify right side
    38,486.72x = 1,543,433,617.46
  5. Step 5: Solve for x
    x = 1,543,433,617.46/38,486.72
  6. Step 6: Final answer
    x = 40,103.02

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1.5x scale

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.