Home / 15,982.73-22,045.88-10,605.05

Finding the Fourth Proportional to 15,982.73, 22,045.88 and 10,605.05

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Solution

The fourth proportional to 15,982.73, 22,045.88 and 10,605.05 is: 14,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.73 : 22,045.88 = 10,605.05 : x
  2. Step 2: Convert to fraction form
    15,982.73/22,045.88 = 10,605.05/x
  3. Step 3: Cross multiply
    15,982.73x = 22,045.88 × 10,605.05
  4. Step 4: Simplify right side
    15,982.73x = 233,797,606.67
  5. Step 5: Solve for x
    x = 233,797,606.67/15,982.73
  6. Step 6: Final answer
    x = 14,628.14

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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.