Home / 27,136.52-37,448.82-15,038.60

Finding the Fourth Proportional to 27,136.52, 37,448.82 and 15,038.60

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Solution

The fourth proportional to 27,136.52, 37,448.82 and 15,038.60 is: 20,753.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,136.52 : 37,448.82 = 15,038.60 : x
  2. Step 2: Convert to fraction form
    27,136.52/37,448.82 = 15,038.60/x
  3. Step 3: Cross multiply
    27,136.52x = 37,448.82 × 15,038.60
  4. Step 4: Simplify right side
    27,136.52x = 563,177,824.45
  5. Step 5: Solve for x
    x = 563,177,824.45/27,136.52
  6. Step 6: Final answer
    x = 20,753.50

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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.