Home / 36,763.20-55,117.80-14,565.60

Finding the Fourth Proportional to 36,763.20, 55,117.80 and 14,565.60

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Solution

The fourth proportional to 36,763.20, 55,117.80 and 14,565.60 is: 21,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,763.20 : 55,117.80 = 14,565.60 : x
  2. Step 2: Convert to fraction form
    36,763.20/55,117.80 = 14,565.60/x
  3. Step 3: Cross multiply
    36,763.20x = 55,117.80 × 14,565.60
  4. Step 4: Simplify right side
    36,763.20x = 802,823,827.68
  5. Step 5: Solve for x
    x = 802,823,827.68/36,763.20
  6. Step 6: Final answer
    x = 21,837.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.