Home / 12,574.55-18,864.14-4,141.55

Finding the Fourth Proportional to 12,574.55, 18,864.14 and 4,141.55

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Solution

The fourth proportional to 12,574.55, 18,864.14 and 4,141.55 is: 6,213.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,574.55 : 18,864.14 = 4,141.55 : x
  2. Step 2: Convert to fraction form
    12,574.55/18,864.14 = 4,141.55/x
  3. Step 3: Cross multiply
    12,574.55x = 18,864.14 × 4,141.55
  4. Step 4: Simplify right side
    12,574.55x = 78,126,663.99
  5. Step 5: Solve for x
    x = 78,126,663.99/12,574.55
  6. Step 6: Final answer
    x = 6,213.08

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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.