Home / 38,042.72-52,497.52-21,047.68

Finding the Fourth Proportional to 38,042.72, 52,497.52 and 21,047.68

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Solution

The fourth proportional to 38,042.72, 52,497.52 and 21,047.68 is: 29,045.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,042.72 : 52,497.52 = 21,047.68 : x
  2. Step 2: Convert to fraction form
    38,042.72/52,497.52 = 21,047.68/x
  3. Step 3: Cross multiply
    38,042.72x = 52,497.52 × 21,047.68
  4. Step 4: Simplify right side
    38,042.72x = 1,104,951,014.76
  5. Step 5: Solve for x
    x = 1,104,951,014.76/38,042.72
  6. Step 6: Final answer
    x = 29,045.01

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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.