Home / 38,782.40-53,524.76-23,671.92

Finding the Fourth Proportional to 38,782.40, 53,524.76 and 23,671.92

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Solution

The fourth proportional to 38,782.40, 53,524.76 and 23,671.92 is: 32,670.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,782.40 : 53,524.76 = 23,671.92 : x
  2. Step 2: Convert to fraction form
    38,782.40/53,524.76 = 23,671.92/x
  3. Step 3: Cross multiply
    38,782.40x = 53,524.76 × 23,671.92
  4. Step 4: Simplify right side
    38,782.40x = 1,267,033,836.74
  5. Step 5: Solve for x
    x = 1,267,033,836.74/38,782.40
  6. Step 6: Final answer
    x = 32,670.33

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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.