Home / 26,943.62-40,506.66-21,715.32

Finding the Fourth Proportional to 26,943.62, 40,506.66 and 21,715.32

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Solution

The fourth proportional to 26,943.62, 40,506.66 and 21,715.32 is: 32,646.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.62 : 40,506.66 = 21,715.32 : x
  2. Step 2: Convert to fraction form
    26,943.62/40,506.66 = 21,715.32/x
  3. Step 3: Cross multiply
    26,943.62x = 40,506.66 × 21,715.32
  4. Step 4: Simplify right side
    26,943.62x = 879,615,084.03
  5. Step 5: Solve for x
    x = 879,615,084.03/26,943.62
  6. Step 6: Final answer
    x = 32,646.51

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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.