Home / 18,569.87-25,626.35-10,071.96

Finding the Fourth Proportional to 18,569.87, 25,626.35 and 10,071.96

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Solution

The fourth proportional to 18,569.87, 25,626.35 and 10,071.96 is: 13,899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,569.87 : 25,626.35 = 10,071.96 : x
  2. Step 2: Convert to fraction form
    18,569.87/25,626.35 = 10,071.96/x
  3. Step 3: Cross multiply
    18,569.87x = 25,626.35 × 10,071.96
  4. Step 4: Simplify right side
    18,569.87x = 258,107,521.79
  5. Step 5: Solve for x
    x = 258,107,521.79/18,569.87
  6. Step 6: Final answer
    x = 13,899.27

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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.