Home / 18,063.16-24,928.18-10,105.72

Finding the Fourth Proportional to 18,063.16, 24,928.18 and 10,105.72

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Solution

The fourth proportional to 18,063.16, 24,928.18 and 10,105.72 is: 13,946.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063.16 : 24,928.18 = 10,105.72 : x
  2. Step 2: Convert to fraction form
    18,063.16/24,928.18 = 10,105.72/x
  3. Step 3: Cross multiply
    18,063.16x = 24,928.18 × 10,105.72
  4. Step 4: Simplify right side
    18,063.16x = 251,917,207.19
  5. Step 5: Solve for x
    x = 251,917,207.19/18,063.16
  6. Step 6: Final answer
    x = 13,946.46

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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.