Home / 23,605.39-32,575.65-12,995.20

Finding the Fourth Proportional to 23,605.39, 32,575.65 and 12,995.20

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Solution

The fourth proportional to 23,605.39, 32,575.65 and 12,995.20 is: 17,933.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,605.39 : 32,575.65 = 12,995.20 : x
  2. Step 2: Convert to fraction form
    23,605.39/32,575.65 = 12,995.20/x
  3. Step 3: Cross multiply
    23,605.39x = 32,575.65 × 12,995.20
  4. Step 4: Simplify right side
    23,605.39x = 423,326,924.00
  5. Step 5: Solve for x
    x = 423,326,924.00/23,605.39
  6. Step 6: Final answer
    x = 17,933.49

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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.