Home / 13,462.04-18,574.41-10,112.85

Finding the Fourth Proportional to 13,462.04, 18,574.41 and 10,112.85

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Solution

The fourth proportional to 13,462.04, 18,574.41 and 10,112.85 is: 13,953.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462.04 : 18,574.41 = 10,112.85 : x
  2. Step 2: Convert to fraction form
    13,462.04/18,574.41 = 10,112.85/x
  3. Step 3: Cross multiply
    13,462.04x = 18,574.41 × 10,112.85
  4. Step 4: Simplify right side
    13,462.04x = 187,840,129.30
  5. Step 5: Solve for x
    x = 187,840,129.30/13,462.04
  6. Step 6: Final answer
    x = 13,953.32

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Half scale
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Double scale
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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.