Home / 12,530.94-18,805.52-10,095.18

Finding the Fourth Proportional to 12,530.94, 18,805.52 and 10,095.18

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Solution

The fourth proportional to 12,530.94, 18,805.52 and 10,095.18 is: 15,150.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530.94 : 18,805.52 = 10,095.18 : x
  2. Step 2: Convert to fraction form
    12,530.94/18,805.52 = 10,095.18/x
  3. Step 3: Cross multiply
    12,530.94x = 18,805.52 × 10,095.18
  4. Step 4: Simplify right side
    12,530.94x = 189,845,058.92
  5. Step 5: Solve for x
    x = 189,845,058.92/12,530.94
  6. Step 6: Final answer
    x = 15,150.11

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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.