Home / 15,626.35-21,564.18-8,552.70

Finding the Fourth Proportional to 15,626.35, 21,564.18 and 8,552.70

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Solution

The fourth proportional to 15,626.35, 21,564.18 and 8,552.70 is: 11,802.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.35 : 21,564.18 = 8,552.70 : x
  2. Step 2: Convert to fraction form
    15,626.35/21,564.18 = 8,552.70/x
  3. Step 3: Cross multiply
    15,626.35x = 21,564.18 × 8,552.70
  4. Step 4: Simplify right side
    15,626.35x = 184,431,962.29
  5. Step 5: Solve for x
    x = 184,431,962.29/15,626.35
  6. Step 6: Final answer
    x = 11,802.63

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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.