Home / 27,252.52-37,608.76-15,316.08

Finding the Fourth Proportional to 27,252.52, 37,608.76 and 15,316.08

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Solution

The fourth proportional to 27,252.52, 37,608.76 and 15,316.08 is: 21,136.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,252.52 : 37,608.76 = 15,316.08 : x
  2. Step 2: Convert to fraction form
    27,252.52/37,608.76 = 15,316.08/x
  3. Step 3: Cross multiply
    27,252.52x = 37,608.76 × 15,316.08
  4. Step 4: Simplify right side
    27,252.52x = 576,018,776.86
  5. Step 5: Solve for x
    x = 576,018,776.86/27,252.52
  6. Step 6: Final answer
    x = 21,136.35

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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.