Home / 26,433.99-36,478.73-15,106.95

Finding the Fourth Proportional to 26,433.99, 36,478.73 and 15,106.95

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Solution

The fourth proportional to 26,433.99, 36,478.73 and 15,106.95 is: 20,847.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,433.99 : 36,478.73 = 15,106.95 : x
  2. Step 2: Convert to fraction form
    26,433.99/36,478.73 = 15,106.95/x
  3. Step 3: Cross multiply
    26,433.99x = 36,478.73 × 15,106.95
  4. Step 4: Simplify right side
    26,433.99x = 551,082,387.94
  5. Step 5: Solve for x
    x = 551,082,387.94/26,433.99
  6. Step 6: Final answer
    x = 20,847.49

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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.