Home / 23,141.57-31,935.06-13,069.35

Finding the Fourth Proportional to 23,141.57, 31,935.06 and 13,069.35

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Solution

The fourth proportional to 23,141.57, 31,935.06 and 13,069.35 is: 18,035.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,141.57 : 31,935.06 = 13,069.35 : x
  2. Step 2: Convert to fraction form
    23,141.57/31,935.06 = 13,069.35/x
  3. Step 3: Cross multiply
    23,141.57x = 31,935.06 × 13,069.35
  4. Step 4: Simplify right side
    23,141.57x = 417,370,476.41
  5. Step 5: Solve for x
    x = 417,370,476.41/23,141.57
  6. Step 6: Final answer
    x = 18,035.53

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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.