Home / 19,353.40-29,034.20-6,215.00

Finding the Fourth Proportional to 19,353.40, 29,034.20 and 6,215.00

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Solution

The fourth proportional to 19,353.40, 29,034.20 and 6,215.00 is: 9,323.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.40 : 29,034.20 = 6,215.00 : x
  2. Step 2: Convert to fraction form
    19,353.40/29,034.20 = 6,215.00/x
  3. Step 3: Cross multiply
    19,353.40x = 29,034.20 × 6,215.00
  4. Step 4: Simplify right side
    19,353.40x = 180,447,388.41
  5. Step 5: Solve for x
    x = 180,447,388.41/19,353.40
  6. Step 6: Final answer
    x = 9,323.81

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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.