Home / 38,456.79-53,070.87-22,327.88

Finding the Fourth Proportional to 38,456.79, 53,070.87 and 22,327.88

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Solution

The fourth proportional to 38,456.79, 53,070.87 and 22,327.88 is: 30,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,456.79 : 53,070.87 = 22,327.88 : x
  2. Step 2: Convert to fraction form
    38,456.79/53,070.87 = 22,327.88/x
  3. Step 3: Cross multiply
    38,456.79x = 53,070.87 × 22,327.88
  4. Step 4: Simplify right side
    38,456.79x = 1,184,959,751.50
  5. Step 5: Solve for x
    x = 1,184,959,751.50/38,456.79
  6. Step 6: Final answer
    x = 30,812.76

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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.