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Finding the Fourth Proportional to 26,993.34, 40,510.71 and 17,630.82

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Solution

The fourth proportional to 26,993.34, 40,510.71 and 17,630.82 is: 26,459.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,993.34 : 40,510.71 = 17,630.82 : x
  2. Step 2: Convert to fraction form
    26,993.34/40,510.71 = 17,630.82/x
  3. Step 3: Cross multiply
    26,993.34x = 40,510.71 × 17,630.82
  4. Step 4: Simplify right side
    26,993.34x = 714,237,036.08
  5. Step 5: Solve for x
    x = 714,237,036.08/26,993.34
  6. Step 6: Final answer
    x = 26,459.75

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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.