Home / 15,626.31-23,433.16-5,763.40

Finding the Fourth Proportional to 15,626.31, 23,433.16 and 5,763.40

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Solution

The fourth proportional to 15,626.31, 23,433.16 and 5,763.40 is: 8,642.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.31 : 23,433.16 = 5,763.40 : x
  2. Step 2: Convert to fraction form
    15,626.31/23,433.16 = 5,763.40/x
  3. Step 3: Cross multiply
    15,626.31x = 23,433.16 × 5,763.40
  4. Step 4: Simplify right side
    15,626.31x = 135,054,601.35
  5. Step 5: Solve for x
    x = 135,054,601.35/15,626.31
  6. Step 6: Final answer
    x = 8,642.77

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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.