Home / 19,051.40-28,579.02-6,569.80

Finding the Fourth Proportional to 19,051.40, 28,579.02 and 6,569.80

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Solution

The fourth proportional to 19,051.40, 28,579.02 and 6,569.80 is: 9,855.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,051.40 : 28,579.02 = 6,569.80 : x
  2. Step 2: Convert to fraction form
    19,051.40/28,579.02 = 6,569.80/x
  3. Step 3: Cross multiply
    19,051.40x = 28,579.02 × 6,569.80
  4. Step 4: Simplify right side
    19,051.40x = 187,758,445.60
  5. Step 5: Solve for x
    x = 187,758,445.60/19,051.40
  6. Step 6: Final answer
    x = 9,855.36

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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.