Home / 40,656.72-56,108.61-22,751.55

Finding the Fourth Proportional to 40,656.72, 56,108.61 and 22,751.55

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Solution

The fourth proportional to 40,656.72, 56,108.61 and 22,751.55 is: 31,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,656.72 : 56,108.61 = 22,751.55 : x
  2. Step 2: Convert to fraction form
    40,656.72/56,108.61 = 22,751.55/x
  3. Step 3: Cross multiply
    40,656.72x = 56,108.61 × 22,751.55
  4. Step 4: Simplify right side
    40,656.72x = 1,276,557,845.85
  5. Step 5: Solve for x
    x = 1,276,557,845.85/40,656.72
  6. Step 6: Final answer
    x = 31,398.45

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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.