Home / 19,417.82-29,119.52-6,934.50

Finding the Fourth Proportional to 19,417.82, 29,119.52 and 6,934.50

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Solution

The fourth proportional to 19,417.82, 29,119.52 and 6,934.50 is: 10,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,417.82 : 29,119.52 = 6,934.50 : x
  2. Step 2: Convert to fraction form
    19,417.82/29,119.52 = 6,934.50/x
  3. Step 3: Cross multiply
    19,417.82x = 29,119.52 × 6,934.50
  4. Step 4: Simplify right side
    19,417.82x = 201,929,328.78
  5. Step 5: Solve for x
    x = 201,929,328.78/19,417.82
  6. Step 6: Final answer
    x = 10,399.18

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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.