Home / 19,509.46-29,267.23-6,358.78

Finding the Fourth Proportional to 19,509.46, 29,267.23 and 6,358.78

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Solution

The fourth proportional to 19,509.46, 29,267.23 and 6,358.78 is: 9,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.46 : 29,267.23 = 6,358.78 : x
  2. Step 2: Convert to fraction form
    19,509.46/29,267.23 = 6,358.78/x
  3. Step 3: Cross multiply
    19,509.46x = 29,267.23 × 6,358.78
  4. Step 4: Simplify right side
    19,509.46x = 186,103,876.78
  5. Step 5: Solve for x
    x = 186,103,876.78/19,509.46
  6. Step 6: Final answer
    x = 9,539.16

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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.