Home / 26,369.68-36,403.32-15,189.52

Finding the Fourth Proportional to 26,369.68, 36,403.32 and 15,189.52

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Solution

The fourth proportional to 26,369.68, 36,403.32 and 15,189.52 is: 20,969.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,369.68 : 36,403.32 = 15,189.52 : x
  2. Step 2: Convert to fraction form
    26,369.68/36,403.32 = 15,189.52/x
  3. Step 3: Cross multiply
    26,369.68x = 36,403.32 × 15,189.52
  4. Step 4: Simplify right side
    26,369.68x = 552,948,957.21
  5. Step 5: Solve for x
    x = 552,948,957.21/26,369.68
  6. Step 6: Final answer
    x = 20,969.12

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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.