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Finding the Fourth Proportional to 19,235.52, 28,846.56 and 9,368.52

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Solution

The fourth proportional to 19,235.52, 28,846.56 and 9,368.52 is: 14,049.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.52 : 28,846.56 = 9,368.52 : x
  2. Step 2: Convert to fraction form
    19,235.52/28,846.56 = 9,368.52/x
  3. Step 3: Cross multiply
    19,235.52x = 28,846.56 × 9,368.52
  4. Step 4: Simplify right side
    19,235.52x = 270,249,574.29
  5. Step 5: Solve for x
    x = 270,249,574.29/19,235.52
  6. Step 6: Final answer
    x = 14,049.51

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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.