Home / 18,641.06-27,875.19-14,433.38

Finding the Fourth Proportional to 18,641.06, 27,875.19 and 14,433.38

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Solution

The fourth proportional to 18,641.06, 27,875.19 and 14,433.38 is: 21,583.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,641.06 : 27,875.19 = 14,433.38 : x
  2. Step 2: Convert to fraction form
    18,641.06/27,875.19 = 14,433.38/x
  3. Step 3: Cross multiply
    18,641.06x = 27,875.19 × 14,433.38
  4. Step 4: Simplify right side
    18,641.06x = 402,333,209.84
  5. Step 5: Solve for x
    x = 402,333,209.84/18,641.06
  6. Step 6: Final answer
    x = 21,583.17

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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.