Home / 37,233.60-51,370.80-21,315.08

Finding the Fourth Proportional to 37,233.60, 51,370.80 and 21,315.08

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Solution

The fourth proportional to 37,233.60, 51,370.80 and 21,315.08 is: 29,408.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,233.60 : 51,370.80 = 21,315.08 : x
  2. Step 2: Convert to fraction form
    37,233.60/51,370.80 = 21,315.08/x
  3. Step 3: Cross multiply
    37,233.60x = 51,370.80 × 21,315.08
  4. Step 4: Simplify right side
    37,233.60x = 1,094,972,711.66
  5. Step 5: Solve for x
    x = 1,094,972,711.66/37,233.60
  6. Step 6: Final answer
    x = 29,408.19

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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.