Home / 40,671.51-56,129.18-22,767.63

Finding the Fourth Proportional to 40,671.51, 56,129.18 and 22,767.63

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Solution

The fourth proportional to 40,671.51, 56,129.18 and 22,767.63 is: 31,420.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,671.51 : 56,129.18 = 22,767.63 : x
  2. Step 2: Convert to fraction form
    40,671.51/56,129.18 = 22,767.63/x
  3. Step 3: Cross multiply
    40,671.51x = 56,129.18 × 22,767.63
  4. Step 4: Simplify right side
    40,671.51x = 1,277,928,288.61
  5. Step 5: Solve for x
    x = 1,277,928,288.61/40,671.51
  6. Step 6: Final answer
    x = 31,420.72

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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.