Home / 38,352.56-52,925.10-21,357.42

Finding the Fourth Proportional to 38,352.56, 52,925.10 and 21,357.42

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Solution

The fourth proportional to 38,352.56, 52,925.10 and 21,357.42 is: 29,472.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,352.56 : 52,925.10 = 21,357.42 : x
  2. Step 2: Convert to fraction form
    38,352.56/52,925.10 = 21,357.42/x
  3. Step 3: Cross multiply
    38,352.56x = 52,925.10 × 21,357.42
  4. Step 4: Simplify right side
    38,352.56x = 1,130,343,589.24
  5. Step 5: Solve for x
    x = 1,130,343,589.24/38,352.56
  6. Step 6: Final answer
    x = 29,472.44

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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.