Home / 18,112.11-24,995.36-10,557.23

Finding the Fourth Proportional to 18,112.11, 24,995.36 and 10,557.23

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Solution

The fourth proportional to 18,112.11, 24,995.36 and 10,557.23 is: 14,569.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.11 : 24,995.36 = 10,557.23 : x
  2. Step 2: Convert to fraction form
    18,112.11/24,995.36 = 10,557.23/x
  3. Step 3: Cross multiply
    18,112.11x = 24,995.36 × 10,557.23
  4. Step 4: Simplify right side
    18,112.11x = 263,881,586.69
  5. Step 5: Solve for x
    x = 263,881,586.69/18,112.11
  6. Step 6: Final answer
    x = 14,569.35

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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.