Home / 15,983.54-22,053.45-10,317.09

Finding the Fourth Proportional to 15,983.54, 22,053.45 and 10,317.09

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Solution

The fourth proportional to 15,983.54, 22,053.45 and 10,317.09 is: 14,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.54 : 22,053.45 = 10,317.09 : x
  2. Step 2: Convert to fraction form
    15,983.54/22,053.45 = 10,317.09/x
  3. Step 3: Cross multiply
    15,983.54x = 22,053.45 × 10,317.09
  4. Step 4: Simplify right side
    15,983.54x = 227,527,428.46
  5. Step 5: Solve for x
    x = 227,527,428.46/15,983.54
  6. Step 6: Final answer
    x = 14,235.11

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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.