Home / 15,136.91-22,705.50-5,276.18

Finding the Fourth Proportional to 15,136.91, 22,705.50 and 5,276.18

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Solution

The fourth proportional to 15,136.91, 22,705.50 and 5,276.18 is: 7,914.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.91 : 22,705.50 = 5,276.18 : x
  2. Step 2: Convert to fraction form
    15,136.91/22,705.50 = 5,276.18/x
  3. Step 3: Cross multiply
    15,136.91x = 22,705.50 × 5,276.18
  4. Step 4: Simplify right side
    15,136.91x = 119,798,304.99
  5. Step 5: Solve for x
    x = 119,798,304.99/15,136.91
  6. Step 6: Final answer
    x = 7,914.32

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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.