Home / 18,112.23-24,995.53-10,557.34

Finding the Fourth Proportional to 18,112.23, 24,995.53 and 10,557.34

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Solution

The fourth proportional to 18,112.23, 24,995.53 and 10,557.34 is: 14,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,112.23 : 24,995.53 = 10,557.34 : x
  2. Step 2: Convert to fraction form
    18,112.23/24,995.53 = 10,557.34/x
  3. Step 3: Cross multiply
    18,112.23x = 24,995.53 × 10,557.34
  4. Step 4: Simplify right side
    18,112.23x = 263,886,308.69
  5. Step 5: Solve for x
    x = 263,886,308.69/18,112.23
  6. Step 6: Final answer
    x = 14,569.51

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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.