Home / 12,541.35-17,308.91-7,235.13

Finding the Fourth Proportional to 12,541.35, 17,308.91 and 7,235.13

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Solution

The fourth proportional to 12,541.35, 17,308.91 and 7,235.13 is: 9,985.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541.35 : 17,308.91 = 7,235.13 : x
  2. Step 2: Convert to fraction form
    12,541.35/17,308.91 = 7,235.13/x
  3. Step 3: Cross multiply
    12,541.35x = 17,308.91 × 7,235.13
  4. Step 4: Simplify right side
    12,541.35x = 125,232,177.83
  5. Step 5: Solve for x
    x = 125,232,177.83/12,541.35
  6. Step 6: Final answer
    x = 9,985.54

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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.