Home / 26,315.64-39,451.08-11,513.52

Finding the Fourth Proportional to 26,315.64, 39,451.08 and 11,513.52

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Solution

The fourth proportional to 26,315.64, 39,451.08 and 11,513.52 is: 17,260.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,315.64 : 39,451.08 = 11,513.52 : x
  2. Step 2: Convert to fraction form
    26,315.64/39,451.08 = 11,513.52/x
  3. Step 3: Cross multiply
    26,315.64x = 39,451.08 × 11,513.52
  4. Step 4: Simplify right side
    26,315.64x = 454,220,798.60
  5. Step 5: Solve for x
    x = 454,220,798.60/26,315.64
  6. Step 6: Final answer
    x = 17,260.49

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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.