Home / 27,432.13-37,829.49-16,678.48

Finding the Fourth Proportional to 27,432.13, 37,829.49 and 16,678.48

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Solution

The fourth proportional to 27,432.13, 37,829.49 and 16,678.48 is: 22,999.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,432.13 : 37,829.49 = 16,678.48 : x
  2. Step 2: Convert to fraction form
    27,432.13/37,829.49 = 16,678.48/x
  3. Step 3: Cross multiply
    27,432.13x = 37,829.49 × 16,678.48
  4. Step 4: Simplify right side
    27,432.13x = 630,938,392.38
  5. Step 5: Solve for x
    x = 630,938,392.38/27,432.13
  6. Step 6: Final answer
    x = 22,999.98

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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.