Home / 22,935.89-34,408.77-7,140.59

Finding the Fourth Proportional to 22,935.89, 34,408.77 and 7,140.59

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Solution

The fourth proportional to 22,935.89, 34,408.77 and 7,140.59 is: 10,712.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,935.89 : 34,408.77 = 7,140.59 : x
  2. Step 2: Convert to fraction form
    22,935.89/34,408.77 = 7,140.59/x
  3. Step 3: Cross multiply
    22,935.89x = 34,408.77 × 7,140.59
  4. Step 4: Simplify right side
    22,935.89x = 245,698,746.93
  5. Step 5: Solve for x
    x = 245,698,746.93/22,935.89
  6. Step 6: Final answer
    x = 10,712.42

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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.