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Finding the Fourth Proportional to 19,931.98, 29,883.33 and 9,551.02

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Solution

The fourth proportional to 19,931.98, 29,883.33 and 9,551.02 is: 14,319.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,931.98 : 29,883.33 = 9,551.02 : x
  2. Step 2: Convert to fraction form
    19,931.98/29,883.33 = 9,551.02/x
  3. Step 3: Cross multiply
    19,931.98x = 29,883.33 × 9,551.02
  4. Step 4: Simplify right side
    19,931.98x = 285,416,282.50
  5. Step 5: Solve for x
    x = 285,416,282.50/19,931.98
  6. Step 6: Final answer
    x = 14,319.51

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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.