Home / 19,904.52-29,856.57-9,367.77

Finding the Fourth Proportional to 19,904.52, 29,856.57 and 9,367.77

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Solution

The fourth proportional to 19,904.52, 29,856.57 and 9,367.77 is: 14,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,904.52 : 29,856.57 = 9,367.77 : x
  2. Step 2: Convert to fraction form
    19,904.52/29,856.57 = 9,367.77/x
  3. Step 3: Cross multiply
    19,904.52x = 29,856.57 × 9,367.77
  4. Step 4: Simplify right side
    19,904.52x = 279,689,480.75
  5. Step 5: Solve for x
    x = 279,689,480.75/19,904.52
  6. Step 6: Final answer
    x = 14,051.56

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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.