Home / 40,643.17-56,088.86-22,738.31

Finding the Fourth Proportional to 40,643.17, 56,088.86 and 22,738.31

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Solution

The fourth proportional to 40,643.17, 56,088.86 and 22,738.31 is: 31,379.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,643.17 : 56,088.86 = 22,738.31 : x
  2. Step 2: Convert to fraction form
    40,643.17/56,088.86 = 22,738.31/x
  3. Step 3: Cross multiply
    40,643.17x = 56,088.86 × 22,738.31
  4. Step 4: Simplify right side
    40,643.17x = 1,275,365,767.44
  5. Step 5: Solve for x
    x = 1,275,365,767.44/40,643.17
  6. Step 6: Final answer
    x = 31,379.58

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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.