Home / 15,288.23-22,880.50-9,136.55

Finding the Fourth Proportional to 15,288.23, 22,880.50 and 9,136.55

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Solution

The fourth proportional to 15,288.23, 22,880.50 and 9,136.55 is: 13,673.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.23 : 22,880.50 = 9,136.55 : x
  2. Step 2: Convert to fraction form
    15,288.23/22,880.50 = 9,136.55/x
  3. Step 3: Cross multiply
    15,288.23x = 22,880.50 × 9,136.55
  4. Step 4: Simplify right side
    15,288.23x = 209,048,672.19
  5. Step 5: Solve for x
    x = 209,048,672.19/15,288.23
  6. Step 6: Final answer
    x = 13,673.84

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1.5x scale

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.