Home / 26,630.51-39,896.55-13,451.40

Finding the Fourth Proportional to 26,630.51, 39,896.55 and 13,451.40

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Solution

The fourth proportional to 26,630.51, 39,896.55 and 13,451.40 is: 20,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,630.51 : 39,896.55 = 13,451.40 : x
  2. Step 2: Convert to fraction form
    26,630.51/39,896.55 = 13,451.40/x
  3. Step 3: Cross multiply
    26,630.51x = 39,896.55 × 13,451.40
  4. Step 4: Simplify right side
    26,630.51x = 536,664,452.67
  5. Step 5: Solve for x
    x = 536,664,452.67/26,630.51
  6. Step 6: Final answer
    x = 20,152.24

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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.