Home / 40,284.79-55,594.28-22,381.23

Finding the Fourth Proportional to 40,284.79, 55,594.28 and 22,381.23

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Solution

The fourth proportional to 40,284.79, 55,594.28 and 22,381.23 is: 30,886.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,284.79 : 55,594.28 = 22,381.23 : x
  2. Step 2: Convert to fraction form
    40,284.79/55,594.28 = 22,381.23/x
  3. Step 3: Cross multiply
    40,284.79x = 55,594.28 × 22,381.23
  4. Step 4: Simplify right side
    40,284.79x = 1,244,268,319.08
  5. Step 5: Solve for x
    x = 1,244,268,319.08/40,284.79
  6. Step 6: Final answer
    x = 30,886.80

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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.