Home / 17,136.15-23,647.95-9,967.79

Finding the Fourth Proportional to 17,136.15, 23,647.95 and 9,967.79

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Solution

The fourth proportional to 17,136.15, 23,647.95 and 9,967.79 is: 13,755.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,136.15 : 23,647.95 = 9,967.79 : x
  2. Step 2: Convert to fraction form
    17,136.15/23,647.95 = 9,967.79/x
  3. Step 3: Cross multiply
    17,136.15x = 23,647.95 × 9,967.79
  4. Step 4: Simplify right side
    17,136.15x = 235,717,681.29
  5. Step 5: Solve for x
    x = 235,717,681.29/17,136.15
  6. Step 6: Final answer
    x = 13,755.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.