Home / 26,219.55-36,208.68-22,420.77

Finding the Fourth Proportional to 26,219.55, 36,208.68 and 22,420.77

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Solution

The fourth proportional to 26,219.55, 36,208.68 and 22,420.77 is: 30,962.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.55 : 36,208.68 = 22,420.77 : x
  2. Step 2: Convert to fraction form
    26,219.55/36,208.68 = 22,420.77/x
  3. Step 3: Cross multiply
    26,219.55x = 36,208.68 × 22,420.77
  4. Step 4: Simplify right side
    26,219.55x = 811,826,486.28
  5. Step 5: Solve for x
    x = 811,826,486.28/26,219.55
  6. Step 6: Final answer
    x = 30,962.64

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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.