Home / 23,136.59-31,928.55-12,526.19

Finding the Fourth Proportional to 23,136.59, 31,928.55 and 12,526.19

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Solution

The fourth proportional to 23,136.59, 31,928.55 and 12,526.19 is: 17,286.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,136.59 : 31,928.55 = 12,526.19 : x
  2. Step 2: Convert to fraction form
    23,136.59/31,928.55 = 12,526.19/x
  3. Step 3: Cross multiply
    23,136.59x = 31,928.55 × 12,526.19
  4. Step 4: Simplify right side
    23,136.59x = 399,943,163.55
  5. Step 5: Solve for x
    x = 399,943,163.55/23,136.59
  6. Step 6: Final answer
    x = 17,286.18

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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.