Home / 19,209.60-28,814.40-6,063.30

Finding the Fourth Proportional to 19,209.60, 28,814.40 and 6,063.30

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Solution

The fourth proportional to 19,209.60, 28,814.40 and 6,063.30 is: 9,094.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,209.60 : 28,814.40 = 6,063.30 : x
  2. Step 2: Convert to fraction form
    19,209.60/28,814.40 = 6,063.30/x
  3. Step 3: Cross multiply
    19,209.60x = 28,814.40 × 6,063.30
  4. Step 4: Simplify right side
    19,209.60x = 174,710,351.52
  5. Step 5: Solve for x
    x = 174,710,351.52/19,209.60
  6. Step 6: Final answer
    x = 9,094.95

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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.