Home / 19,115.22-28,659.74-9,737.08

Finding the Fourth Proportional to 19,115.22, 28,659.74 and 9,737.08

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Solution

The fourth proportional to 19,115.22, 28,659.74 and 9,737.08 is: 14,598.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,115.22 : 28,659.74 = 9,737.08 : x
  2. Step 2: Convert to fraction form
    19,115.22/28,659.74 = 9,737.08/x
  3. Step 3: Cross multiply
    19,115.22x = 28,659.74 × 9,737.08
  4. Step 4: Simplify right side
    19,115.22x = 279,062,181.16
  5. Step 5: Solve for x
    x = 279,062,181.16/19,115.22
  6. Step 6: Final answer
    x = 14,598.95

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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.