Home / 12,065.74-16,658.82-7,535.30

Finding the Fourth Proportional to 12,065.74, 16,658.82 and 7,535.30

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Solution

The fourth proportional to 12,065.74, 16,658.82 and 7,535.30 is: 10,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.74 : 16,658.82 = 7,535.30 : x
  2. Step 2: Convert to fraction form
    12,065.74/16,658.82 = 7,535.30/x
  3. Step 3: Cross multiply
    12,065.74x = 16,658.82 × 7,535.30
  4. Step 4: Simplify right side
    12,065.74x = 125,529,206.35
  5. Step 5: Solve for x
    x = 125,529,206.35/12,065.74
  6. Step 6: Final answer
    x = 10,403.77

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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.