Home / 38,046.31-52,502.58-21,050.28

Finding the Fourth Proportional to 38,046.31, 52,502.58 and 21,050.28

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Solution

The fourth proportional to 38,046.31, 52,502.58 and 21,050.28 is: 29,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,046.31 : 52,502.58 = 21,050.28 : x
  2. Step 2: Convert to fraction form
    38,046.31/52,502.58 = 21,050.28/x
  3. Step 3: Cross multiply
    38,046.31x = 52,502.58 × 21,050.28
  4. Step 4: Simplify right side
    38,046.31x = 1,105,194,009.72
  5. Step 5: Solve for x
    x = 1,105,194,009.72/38,046.31
  6. Step 6: Final answer
    x = 29,048.65

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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.