Home / 22,935.15-34,315.79-13,580.19

Finding the Fourth Proportional to 22,935.15, 34,315.79 and 13,580.19

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Solution

The fourth proportional to 22,935.15, 34,315.79 and 13,580.19 is: 20,318.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,935.15 : 34,315.79 = 13,580.19 : x
  2. Step 2: Convert to fraction form
    22,935.15/34,315.79 = 13,580.19/x
  3. Step 3: Cross multiply
    22,935.15x = 34,315.79 × 13,580.19
  4. Step 4: Simplify right side
    22,935.15x = 466,014,880.30
  5. Step 5: Solve for x
    x = 466,014,880.30/22,935.15
  6. Step 6: Final answer
    x = 20,318.81

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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.