Home / 12,088.73-18,124.59-4,686.95

Finding the Fourth Proportional to 12,088.73, 18,124.59 and 4,686.95

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Solution

The fourth proportional to 12,088.73, 18,124.59 and 4,686.95 is: 7,027.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.73 : 18,124.59 = 4,686.95 : x
  2. Step 2: Convert to fraction form
    12,088.73/18,124.59 = 4,686.95/x
  3. Step 3: Cross multiply
    12,088.73x = 18,124.59 × 4,686.95
  4. Step 4: Simplify right side
    12,088.73x = 84,949,109.99
  5. Step 5: Solve for x
    x = 84,949,109.99/12,088.73
  6. Step 6: Final answer
    x = 7,027.13

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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.