Home / 40,642.47-56,088.79-22,736.41

Finding the Fourth Proportional to 40,642.47, 56,088.79 and 22,736.41

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Solution

The fourth proportional to 40,642.47, 56,088.79 and 22,736.41 is: 31,377.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,642.47 : 56,088.79 = 22,736.41 : x
  2. Step 2: Convert to fraction form
    40,642.47/56,088.79 = 22,736.41/x
  3. Step 3: Cross multiply
    40,642.47x = 56,088.79 × 22,736.41
  4. Step 4: Simplify right side
    40,642.47x = 1,275,257,528.78
  5. Step 5: Solve for x
    x = 1,275,257,528.78/40,642.47
  6. Step 6: Final answer
    x = 31,377.46

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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.