Home / 37,963.07-52,389.43-20,967.74

Finding the Fourth Proportional to 37,963.07, 52,389.43 and 20,967.74

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Solution

The fourth proportional to 37,963.07, 52,389.43 and 20,967.74 is: 28,935.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,963.07 : 52,389.43 = 20,967.74 : x
  2. Step 2: Convert to fraction form
    37,963.07/52,389.43 = 20,967.74/x
  3. Step 3: Cross multiply
    37,963.07x = 52,389.43 × 20,967.74
  4. Step 4: Simplify right side
    37,963.07x = 1,098,487,829.08
  5. Step 5: Solve for x
    x = 1,098,487,829.08/37,963.07
  6. Step 6: Final answer
    x = 28,935.70

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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.