Home / 15,136.65-22,705.47-6,816.69

Finding the Fourth Proportional to 15,136.65, 22,705.47 and 6,816.69

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Solution

The fourth proportional to 15,136.65, 22,705.47 and 6,816.69 is: 10,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,136.65 : 22,705.47 = 6,816.69 : x
  2. Step 2: Convert to fraction form
    15,136.65/22,705.47 = 6,816.69/x
  3. Step 3: Cross multiply
    15,136.65x = 22,705.47 × 6,816.69
  4. Step 4: Simplify right side
    15,136.65x = 154,776,150.29
  5. Step 5: Solve for x
    x = 154,776,150.29/15,136.65
  6. Step 6: Final answer
    x = 10,225.26

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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.