Home / 15,626.41-21,564.25-8,552.81

Finding the Fourth Proportional to 15,626.41, 21,564.25 and 8,552.81

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Solution

The fourth proportional to 15,626.41, 21,564.25 and 8,552.81 is: 11,802.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,626.41 : 21,564.25 = 8,552.81 : x
  2. Step 2: Convert to fraction form
    15,626.41/21,564.25 = 8,552.81/x
  3. Step 3: Cross multiply
    15,626.41x = 21,564.25 × 8,552.81
  4. Step 4: Simplify right side
    15,626.41x = 184,434,965.57
  5. Step 5: Solve for x
    x = 184,434,965.57/15,626.41
  6. Step 6: Final answer
    x = 11,802.77

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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.