Home / 12,730.09-19,097.24-5,335.10

Finding the Fourth Proportional to 12,730.09, 19,097.24 and 5,335.10

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Solution

The fourth proportional to 12,730.09, 19,097.24 and 5,335.10 is: 8,003.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730.09 : 19,097.24 = 5,335.10 : x
  2. Step 2: Convert to fraction form
    12,730.09/19,097.24 = 5,335.10/x
  3. Step 3: Cross multiply
    12,730.09x = 19,097.24 × 5,335.10
  4. Step 4: Simplify right side
    12,730.09x = 101,885,698.46
  5. Step 5: Solve for x
    x = 101,885,698.46/12,730.09
  6. Step 6: Final answer
    x = 8,003.54

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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.