Home / 19,334.14-29,012.15-8,239.68

Finding the Fourth Proportional to 19,334.14, 29,012.15 and 8,239.68

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Solution

The fourth proportional to 19,334.14, 29,012.15 and 8,239.68 is: 12,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,334.14 : 29,012.15 = 8,239.68 : x
  2. Step 2: Convert to fraction form
    19,334.14/29,012.15 = 8,239.68/x
  3. Step 3: Cross multiply
    19,334.14x = 29,012.15 × 8,239.68
  4. Step 4: Simplify right side
    19,334.14x = 239,050,852.71
  5. Step 5: Solve for x
    x = 239,050,852.71/19,334.14
  6. Step 6: Final answer
    x = 12,364.18

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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.