Home / 19,353.12-29,029.67-6,206.51

Finding the Fourth Proportional to 19,353.12, 29,029.67 and 6,206.51

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Solution

The fourth proportional to 19,353.12, 29,029.67 and 6,206.51 is: 9,309.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.12 : 29,029.67 = 6,206.51 : x
  2. Step 2: Convert to fraction form
    19,353.12/29,029.67 = 6,206.51/x
  3. Step 3: Cross multiply
    19,353.12x = 29,029.67 × 6,206.51
  4. Step 4: Simplify right side
    19,353.12x = 180,172,937.15
  5. Step 5: Solve for x
    x = 180,172,937.15/19,353.12
  6. Step 6: Final answer
    x = 9,309.76

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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.