Home / 19,802.95-27,328.08-10,850.80

Finding the Fourth Proportional to 19,802.95, 27,328.08 and 10,850.80

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Solution

The fourth proportional to 19,802.95, 27,328.08 and 10,850.80 is: 14,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.95 : 27,328.08 = 10,850.80 : x
  2. Step 2: Convert to fraction form
    19,802.95/27,328.08 = 10,850.80/x
  3. Step 3: Cross multiply
    19,802.95x = 27,328.08 × 10,850.80
  4. Step 4: Simplify right side
    19,802.95x = 296,531,530.46
  5. Step 5: Solve for x
    x = 296,531,530.46/19,802.95
  6. Step 6: Final answer
    x = 14,974.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.