Home / 26,291.79-36,282.81-14,355.42

Finding the Fourth Proportional to 26,291.79, 36,282.81 and 14,355.42

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Solution

The fourth proportional to 26,291.79, 36,282.81 and 14,355.42 is: 19,810.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,291.79 : 36,282.81 = 14,355.42 : x
  2. Step 2: Convert to fraction form
    26,291.79/36,282.81 = 14,355.42/x
  3. Step 3: Cross multiply
    26,291.79x = 36,282.81 × 14,355.42
  4. Step 4: Simplify right side
    26,291.79x = 520,854,976.33
  5. Step 5: Solve for x
    x = 520,854,976.33/26,291.79
  6. Step 6: Final answer
    x = 19,810.56

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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.