Home / 19,848.20-29,772.30-17,601.80

Finding the Fourth Proportional to 19,848.20, 29,772.30 and 17,601.80

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Solution

The fourth proportional to 19,848.20, 29,772.30 and 17,601.80 is: 26,402.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,848.20 : 29,772.30 = 17,601.80 : x
  2. Step 2: Convert to fraction form
    19,848.20/29,772.30 = 17,601.80/x
  3. Step 3: Cross multiply
    19,848.20x = 29,772.30 × 17,601.80
  4. Step 4: Simplify right side
    19,848.20x = 524,046,070.14
  5. Step 5: Solve for x
    x = 524,046,070.14/19,848.20
  6. Step 6: Final answer
    x = 26,402.70

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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.