Home / 26,420.77-39,426.20-23,616.55

Finding the Fourth Proportional to 26,420.77, 39,426.20 and 23,616.55

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Solution

The fourth proportional to 26,420.77, 39,426.20 and 23,616.55 is: 35,241.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,420.77 : 39,426.20 = 23,616.55 : x
  2. Step 2: Convert to fraction form
    26,420.77/39,426.20 = 23,616.55/x
  3. Step 3: Cross multiply
    26,420.77x = 39,426.20 × 23,616.55
  4. Step 4: Simplify right side
    26,420.77x = 931,110,626.48
  5. Step 5: Solve for x
    x = 931,110,626.48/26,420.77
  6. Step 6: Final answer
    x = 35,241.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.