Home / 12,923.83-19,298.20-10,261.46

Finding the Fourth Proportional to 12,923.83, 19,298.20 and 10,261.46

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Solution

The fourth proportional to 12,923.83, 19,298.20 and 10,261.46 is: 15,322.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,923.83 : 19,298.20 = 10,261.46 : x
  2. Step 2: Convert to fraction form
    12,923.83/19,298.20 = 10,261.46/x
  3. Step 3: Cross multiply
    12,923.83x = 19,298.20 × 10,261.46
  4. Step 4: Simplify right side
    12,923.83x = 198,027,694.93
  5. Step 5: Solve for x
    x = 198,027,694.93/12,923.83
  6. Step 6: Final answer
    x = 15,322.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.