Home / 12,348.35-18,521.65-4,028.17

Finding the Fourth Proportional to 12,348.35, 18,521.65 and 4,028.17

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Solution

The fourth proportional to 12,348.35, 18,521.65 and 4,028.17 is: 6,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,348.35 : 18,521.65 = 4,028.17 : x
  2. Step 2: Convert to fraction form
    12,348.35/18,521.65 = 4,028.17/x
  3. Step 3: Cross multiply
    12,348.35x = 18,521.65 × 4,028.17
  4. Step 4: Simplify right side
    12,348.35x = 74,608,298.51
  5. Step 5: Solve for x
    x = 74,608,298.51/12,348.35
  6. Step 6: Final answer
    x = 6,041.97

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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.