Home / 40,036.60-55,244.59-22,809.12

Finding the Fourth Proportional to 40,036.60, 55,244.59 and 22,809.12

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Solution

The fourth proportional to 40,036.60, 55,244.59 and 22,809.12 is: 31,473.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,036.60 : 55,244.59 = 22,809.12 : x
  2. Step 2: Convert to fraction form
    40,036.60/55,244.59 = 22,809.12/x
  3. Step 3: Cross multiply
    40,036.60x = 55,244.59 × 22,809.12
  4. Step 4: Simplify right side
    40,036.60x = 1,260,080,482.66
  5. Step 5: Solve for x
    x = 1,260,080,482.66/40,036.60
  6. Step 6: Final answer
    x = 31,473.21

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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.