Home / 40,637.47-60,962.71-12,550.92

Finding the Fourth Proportional to 40,637.47, 60,962.71 and 12,550.92

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Solution

The fourth proportional to 40,637.47, 60,962.71 and 12,550.92 is: 18,828.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,637.47 : 60,962.71 = 12,550.92 : x
  2. Step 2: Convert to fraction form
    40,637.47/60,962.71 = 12,550.92/x
  3. Step 3: Cross multiply
    40,637.47x = 60,962.71 × 12,550.92
  4. Step 4: Simplify right side
    40,637.47x = 765,138,064.82
  5. Step 5: Solve for x
    x = 765,138,064.82/40,637.47
  6. Step 6: Final answer
    x = 18,828.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.