Home / 40,656.89-56,108.86-22,751.74

Finding the Fourth Proportional to 40,656.89, 56,108.86 and 22,751.74

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Solution

The fourth proportional to 40,656.89, 56,108.86 and 22,751.74 is: 31,398.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,656.89 : 56,108.86 = 22,751.74 : x
  2. Step 2: Convert to fraction form
    40,656.89/56,108.86 = 22,751.74/x
  3. Step 3: Cross multiply
    40,656.89x = 56,108.86 × 22,751.74
  4. Step 4: Simplify right side
    40,656.89x = 1,276,573,997.26
  5. Step 5: Solve for x
    x = 1,276,573,997.26/40,656.89
  6. Step 6: Final answer
    x = 31,398.71

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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.