Home / 40,002.80-55,201.55-23,888.25

Finding the Fourth Proportional to 40,002.80, 55,201.55 and 23,888.25

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Solution

The fourth proportional to 40,002.80, 55,201.55 and 23,888.25 is: 32,964.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,002.80 : 55,201.55 = 23,888.25 : x
  2. Step 2: Convert to fraction form
    40,002.80/55,201.55 = 23,888.25/x
  3. Step 3: Cross multiply
    40,002.80x = 55,201.55 × 23,888.25
  4. Step 4: Simplify right side
    40,002.80x = 1,318,668,307.35
  5. Step 5: Solve for x
    x = 1,318,668,307.35/40,002.80
  6. Step 6: Final answer
    x = 32,964.40

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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.