Home / 38,031.42-52,482.42-21,036.27

Finding the Fourth Proportional to 38,031.42, 52,482.42 and 21,036.27

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Solution

The fourth proportional to 38,031.42, 52,482.42 and 21,036.27 is: 29,029.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031.42 : 52,482.42 = 21,036.27 : x
  2. Step 2: Convert to fraction form
    38,031.42/52,482.42 = 21,036.27/x
  3. Step 3: Cross multiply
    38,031.42x = 52,482.42 × 21,036.27
  4. Step 4: Simplify right side
    38,031.42x = 1,104,034,357.37
  5. Step 5: Solve for x
    x = 1,104,034,357.37/38,031.42
  6. Step 6: Final answer
    x = 29,029.53

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Double scale
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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.