Home / 19,539.17-29,302.17-6,388.46

Finding the Fourth Proportional to 19,539.17, 29,302.17 and 6,388.46

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Solution

The fourth proportional to 19,539.17, 29,302.17 and 6,388.46 is: 9,580.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,539.17 : 29,302.17 = 6,388.46 : x
  2. Step 2: Convert to fraction form
    19,539.17/29,302.17 = 6,388.46/x
  3. Step 3: Cross multiply
    19,539.17x = 29,302.17 × 6,388.46
  4. Step 4: Simplify right side
    19,539.17x = 187,195,594.45
  5. Step 5: Solve for x
    x = 187,195,594.45/19,539.17
  6. Step 6: Final answer
    x = 9,580.53

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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.