Home / 27,136.48-37,448.72-15,199.74

Finding the Fourth Proportional to 27,136.48, 37,448.72 and 15,199.74

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Solution

The fourth proportional to 27,136.48, 37,448.72 and 15,199.74 is: 20,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.48 : 37,448.72 = 15,199.74 : x
  2. Step 2: Convert to fraction form
    27,136.48/37,448.72 = 15,199.74/x
  3. Step 3: Cross multiply
    27,136.48x = 37,448.72 × 15,199.74
  4. Step 4: Simplify right side
    27,136.48x = 569,210,807.33
  5. Step 5: Solve for x
    x = 569,210,807.33/27,136.48
  6. Step 6: Final answer
    x = 20,975.85

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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.