Home / 26,300.43-39,465-15,228.75

Finding the Fourth Proportional to 26,300.43, 39,465 and 15,228.75

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Solution

The fourth proportional to 26,300.43, 39,465 and 15,228.75 is: 22,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.43 : 39,465 = 15,228.75 : x
  2. Step 2: Convert to fraction form
    26,300.43/39,465 = 15,228.75/x
  3. Step 3: Cross multiply
    26,300.43x = 39,465 × 15,228.75
  4. Step 4: Simplify right side
    26,300.43x = 601,002,618.75
  5. Step 5: Solve for x
    x = 601,002,618.75/26,300.43
  6. Step 6: Final answer
    x = 22,851.44

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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.