Home / 12,097.32-18,148.70-4,701.80

Finding the Fourth Proportional to 12,097.32, 18,148.70 and 4,701.80

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Solution

The fourth proportional to 12,097.32, 18,148.70 and 4,701.80 is: 7,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097.32 : 18,148.70 = 4,701.80 : x
  2. Step 2: Convert to fraction form
    12,097.32/18,148.70 = 4,701.80/x
  3. Step 3: Cross multiply
    12,097.32x = 18,148.70 × 4,701.80
  4. Step 4: Simplify right side
    12,097.32x = 85,331,557.66
  5. Step 5: Solve for x
    x = 85,331,557.66/12,097.32
  6. Step 6: Final answer
    x = 7,053.76

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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.