Home / 40,781.37-56,252.40-29,467.47

Finding the Fourth Proportional to 40,781.37, 56,252.40 and 29,467.47

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Solution

The fourth proportional to 40,781.37, 56,252.40 and 29,467.47 is: 40,646.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,781.37 : 56,252.40 = 29,467.47 : x
  2. Step 2: Convert to fraction form
    40,781.37/56,252.40 = 29,467.47/x
  3. Step 3: Cross multiply
    40,781.37x = 56,252.40 × 29,467.47
  4. Step 4: Simplify right side
    40,781.37x = 1,657,616,009.87
  5. Step 5: Solve for x
    x = 1,657,616,009.87/40,781.37
  6. Step 6: Final answer
    x = 40,646.40

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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.