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Finding the Fourth Proportional to 19,901.52, 29,852.07 and 9,364.77

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Solution

The fourth proportional to 19,901.52, 29,852.07 and 9,364.77 is: 14,047.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,901.52 : 29,852.07 = 9,364.77 : x
  2. Step 2: Convert to fraction form
    19,901.52/29,852.07 = 9,364.77/x
  3. Step 3: Cross multiply
    19,901.52x = 29,852.07 × 9,364.77
  4. Step 4: Simplify right side
    19,901.52x = 279,557,769.57
  5. Step 5: Solve for x
    x = 279,557,769.57/19,901.52
  6. Step 6: Final answer
    x = 14,047.06

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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.