Home / 40,364.10-55,702.77-22,459.86

Finding the Fourth Proportional to 40,364.10, 55,702.77 and 22,459.86

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Solution

The fourth proportional to 40,364.10, 55,702.77 and 22,459.86 is: 30,994.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,364.10 : 55,702.77 = 22,459.86 : x
  2. Step 2: Convert to fraction form
    40,364.10/55,702.77 = 22,459.86/x
  3. Step 3: Cross multiply
    40,364.10x = 55,702.77 × 22,459.86
  4. Step 4: Simplify right side
    40,364.10x = 1,251,076,415.81
  5. Step 5: Solve for x
    x = 1,251,076,415.81/40,364.10
  6. Step 6: Final answer
    x = 30,994.78

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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.