Home / 15,626.32-21,564.32-8,552.74

Finding the Fourth Proportional to 15,626.32, 21,564.32 and 8,552.74

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Solution

The fourth proportional to 15,626.32, 21,564.32 and 8,552.74 is: 11,802.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.32 : 21,564.32 = 8,552.74 : x
  2. Step 2: Convert to fraction form
    15,626.32/21,564.32 = 8,552.74/x
  3. Step 3: Cross multiply
    15,626.32x = 21,564.32 × 8,552.74
  4. Step 4: Simplify right side
    15,626.32x = 184,434,022.24
  5. Step 5: Solve for x
    x = 184,434,022.24/15,626.32
  6. Step 6: Final answer
    x = 11,802.78

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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.