Home / 15,982.87-22,032.66-10,317.17

Finding the Fourth Proportional to 15,982.87, 22,032.66 and 10,317.17

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Solution

The fourth proportional to 15,982.87, 22,032.66 and 10,317.17 is: 14,222.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,982.87 : 22,032.66 = 10,317.17 : x
  2. Step 2: Convert to fraction form
    15,982.87/22,032.66 = 10,317.17/x
  3. Step 3: Cross multiply
    15,982.87x = 22,032.66 × 10,317.17
  4. Step 4: Simplify right side
    15,982.87x = 227,314,734.51
  5. Step 5: Solve for x
    x = 227,314,734.51/15,982.87
  6. Step 6: Final answer
    x = 14,222.40

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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.