Home / 12,948.16-19,426.56-5,549.44

Finding the Fourth Proportional to 12,948.16, 19,426.56 and 5,549.44

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Solution

The fourth proportional to 12,948.16, 19,426.56 and 5,549.44 is: 8,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,948.16 : 19,426.56 = 5,549.44 : x
  2. Step 2: Convert to fraction form
    12,948.16/19,426.56 = 5,549.44/x
  3. Step 3: Cross multiply
    12,948.16x = 19,426.56 × 5,549.44
  4. Step 4: Simplify right side
    12,948.16x = 107,806,529.13
  5. Step 5: Solve for x
    x = 107,806,529.13/12,948.16
  6. Step 6: Final answer
    x = 8,326.01

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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.