Home / 18,500.93-25,530.76-10,117.25

Finding the Fourth Proportional to 18,500.93, 25,530.76 and 10,117.25

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Solution

The fourth proportional to 18,500.93, 25,530.76 and 10,117.25 is: 13,961.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500.93 : 25,530.76 = 10,117.25 : x
  2. Step 2: Convert to fraction form
    18,500.93/25,530.76 = 10,117.25/x
  3. Step 3: Cross multiply
    18,500.93x = 25,530.76 × 10,117.25
  4. Step 4: Simplify right side
    18,500.93x = 258,301,081.61
  5. Step 5: Solve for x
    x = 258,301,081.61/18,500.93
  6. Step 6: Final answer
    x = 13,961.52

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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.