Home / 40,590.60-56,016.81-22,685.55

Finding the Fourth Proportional to 40,590.60, 56,016.81 and 22,685.55

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Solution

The fourth proportional to 40,590.60, 56,016.81 and 22,685.55 is: 31,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,590.60 : 56,016.81 = 22,685.55 : x
  2. Step 2: Convert to fraction form
    40,590.60/56,016.81 = 22,685.55/x
  3. Step 3: Cross multiply
    40,590.60x = 56,016.81 × 22,685.55
  4. Step 4: Simplify right side
    40,590.60x = 1,270,772,144.10
  5. Step 5: Solve for x
    x = 1,270,772,144.10/40,590.60
  6. Step 6: Final answer
    x = 31,307.05

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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.