Home / 27,327.51-40,963.32-12,547.44

Finding the Fourth Proportional to 27,327.51, 40,963.32 and 12,547.44

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Solution

The fourth proportional to 27,327.51, 40,963.32 and 12,547.44 is: 18,808.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,327.51 : 40,963.32 = 12,547.44 : x
  2. Step 2: Convert to fraction form
    27,327.51/40,963.32 = 12,547.44/x
  3. Step 3: Cross multiply
    27,327.51x = 40,963.32 × 12,547.44
  4. Step 4: Simplify right side
    27,327.51x = 513,984,799.90
  5. Step 5: Solve for x
    x = 513,984,799.90/27,327.51
  6. Step 6: Final answer
    x = 18,808.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.