Home / 37,612.17-51,786.40-28,630.89

Finding the Fourth Proportional to 37,612.17, 51,786.40 and 28,630.89

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Solution

The fourth proportional to 37,612.17, 51,786.40 and 28,630.89 is: 39,420.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,612.17 : 51,786.40 = 28,630.89 : x
  2. Step 2: Convert to fraction form
    37,612.17/51,786.40 = 28,630.89/x
  3. Step 3: Cross multiply
    37,612.17x = 51,786.40 × 28,630.89
  4. Step 4: Simplify right side
    37,612.17x = 1,482,690,721.90
  5. Step 5: Solve for x
    x = 1,482,690,721.90/37,612.17
  6. Step 6: Final answer
    x = 39,420.50

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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.