Home / 13,184.13-19,754.29-9,280.33

Finding the Fourth Proportional to 13,184.13, 19,754.29 and 9,280.33

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Solution

The fourth proportional to 13,184.13, 19,754.29 and 9,280.33 is: 13,905.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184.13 : 19,754.29 = 9,280.33 : x
  2. Step 2: Convert to fraction form
    13,184.13/19,754.29 = 9,280.33/x
  3. Step 3: Cross multiply
    13,184.13x = 19,754.29 × 9,280.33
  4. Step 4: Simplify right side
    13,184.13x = 183,326,330.12
  5. Step 5: Solve for x
    x = 183,326,330.12/13,184.13
  6. Step 6: Final answer
    x = 13,905.08

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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.