Home / 27,924.90-38,535.93-15,349.38

Finding the Fourth Proportional to 27,924.90, 38,535.93 and 15,349.38

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Solution

The fourth proportional to 27,924.90, 38,535.93 and 15,349.38 is: 21,181.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,924.90 : 38,535.93 = 15,349.38 : x
  2. Step 2: Convert to fraction form
    27,924.90/38,535.93 = 15,349.38/x
  3. Step 3: Cross multiply
    27,924.90x = 38,535.93 × 15,349.38
  4. Step 4: Simplify right side
    27,924.90x = 591,502,633.22
  5. Step 5: Solve for x
    x = 591,502,633.22/27,924.90
  6. Step 6: Final answer
    x = 21,181.91

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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.