Home / 38,570.34-53,227.17-21,574.88

Finding the Fourth Proportional to 38,570.34, 53,227.17 and 21,574.88

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Solution

The fourth proportional to 38,570.34, 53,227.17 and 21,574.88 is: 29,773.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.34 : 53,227.17 = 21,574.88 : x
  2. Step 2: Convert to fraction form
    38,570.34/53,227.17 = 21,574.88/x
  3. Step 3: Cross multiply
    38,570.34x = 53,227.17 × 21,574.88
  4. Step 4: Simplify right side
    38,570.34x = 1,148,369,539.35
  5. Step 5: Solve for x
    x = 1,148,369,539.35/38,570.34
  6. Step 6: Final answer
    x = 29,773.38

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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.