Home / 37,859.40-52,245.61-21,726.02

Finding the Fourth Proportional to 37,859.40, 52,245.61 and 21,726.02

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Solution

The fourth proportional to 37,859.40, 52,245.61 and 21,726.02 is: 29,981.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,859.40 : 52,245.61 = 21,726.02 : x
  2. Step 2: Convert to fraction form
    37,859.40/52,245.61 = 21,726.02/x
  3. Step 3: Cross multiply
    37,859.40x = 52,245.61 × 21,726.02
  4. Step 4: Simplify right side
    37,859.40x = 1,135,089,244.07
  5. Step 5: Solve for x
    x = 1,135,089,244.07/37,859.40
  6. Step 6: Final answer
    x = 29,981.70

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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.