Home / 19,686.15-29,532.20-6,354.69

Finding the Fourth Proportional to 19,686.15, 29,532.20 and 6,354.69

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Solution

The fourth proportional to 19,686.15, 29,532.20 and 6,354.69 is: 9,533.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,686.15 : 29,532.20 = 6,354.69 : x
  2. Step 2: Convert to fraction form
    19,686.15/29,532.20 = 6,354.69/x
  3. Step 3: Cross multiply
    19,686.15x = 29,532.20 × 6,354.69
  4. Step 4: Simplify right side
    19,686.15x = 187,667,976.02
  5. Step 5: Solve for x
    x = 187,667,976.02/19,686.15
  6. Step 6: Final answer
    x = 9,533.00

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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.