Home / 19,877.50-29,821.20-6,026.50

Finding the Fourth Proportional to 19,877.50, 29,821.20 and 6,026.50

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Solution

The fourth proportional to 19,877.50, 29,821.20 and 6,026.50 is: 9,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,877.50 : 29,821.20 = 6,026.50 : x
  2. Step 2: Convert to fraction form
    19,877.50/29,821.20 = 6,026.50/x
  3. Step 3: Cross multiply
    19,877.50x = 29,821.20 × 6,026.50
  4. Step 4: Simplify right side
    19,877.50x = 179,717,461.80
  5. Step 5: Solve for x
    x = 179,717,461.80/19,877.50
  6. Step 6: Final answer
    x = 9,041.25

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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.