Home / 12,046.51-18,073.61-5,807.08

Finding the Fourth Proportional to 12,046.51, 18,073.61 and 5,807.08

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Solution

The fourth proportional to 12,046.51, 18,073.61 and 5,807.08 is: 8,712.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,046.51 : 18,073.61 = 5,807.08 : x
  2. Step 2: Convert to fraction form
    12,046.51/18,073.61 = 5,807.08/x
  3. Step 3: Cross multiply
    12,046.51x = 18,073.61 × 5,807.08
  4. Step 4: Simplify right side
    12,046.51x = 104,954,913.68
  5. Step 5: Solve for x
    x = 104,954,913.68/12,046.51
  6. Step 6: Final answer
    x = 8,712.47

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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.