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Finding the Fourth Proportional to 12,952.62, 19,430.52 and 4,633.52

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Solution

The fourth proportional to 12,952.62, 19,430.52 and 4,633.52 is: 6,950.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,952.62 : 19,430.52 = 4,633.52 : x
  2. Step 2: Convert to fraction form
    12,952.62/19,430.52 = 4,633.52/x
  3. Step 3: Cross multiply
    12,952.62x = 19,430.52 × 4,633.52
  4. Step 4: Simplify right side
    12,952.62x = 90,031,703.03
  5. Step 5: Solve for x
    x = 90,031,703.03/12,952.62
  6. Step 6: Final answer
    x = 6,950.85

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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.