Home / 19,490.32-29,228.58-6,340.24

Finding the Fourth Proportional to 19,490.32, 29,228.58 and 6,340.24

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Solution

The fourth proportional to 19,490.32, 29,228.58 and 6,340.24 is: 9,508.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,490.32 : 29,228.58 = 6,340.24 : x
  2. Step 2: Convert to fraction form
    19,490.32/29,228.58 = 6,340.24/x
  3. Step 3: Cross multiply
    19,490.32x = 29,228.58 × 6,340.24
  4. Step 4: Simplify right side
    19,490.32x = 185,316,212.06
  5. Step 5: Solve for x
    x = 185,316,212.06/19,490.32
  6. Step 6: Final answer
    x = 9,508.12

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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.