Home / 19,701.02-29,526.90-7,842.62

Finding the Fourth Proportional to 19,701.02, 29,526.90 and 7,842.62

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Solution

The fourth proportional to 19,701.02, 29,526.90 and 7,842.62 is: 11,754.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,701.02 : 29,526.90 = 7,842.62 : x
  2. Step 2: Convert to fraction form
    19,701.02/29,526.90 = 7,842.62/x
  3. Step 3: Cross multiply
    19,701.02x = 29,526.90 × 7,842.62
  4. Step 4: Simplify right side
    19,701.02x = 231,568,108.84
  5. Step 5: Solve for x
    x = 231,568,108.84/19,701.02
  6. Step 6: Final answer
    x = 11,754.12

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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.