Home / 14,510.81-21,769.35-4,515.36

Finding the Fourth Proportional to 14,510.81, 21,769.35 and 4,515.36

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Solution

The fourth proportional to 14,510.81, 21,769.35 and 4,515.36 is: 6,774.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.81 : 21,769.35 = 4,515.36 : x
  2. Step 2: Convert to fraction form
    14,510.81/21,769.35 = 4,515.36/x
  3. Step 3: Cross multiply
    14,510.81x = 21,769.35 × 4,515.36
  4. Step 4: Simplify right side
    14,510.81x = 98,296,452.22
  5. Step 5: Solve for x
    x = 98,296,452.22/14,510.81
  6. Step 6: Final answer
    x = 6,774.02

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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.