Home / 40,416.50-55,776.48-22,511.51

Finding the Fourth Proportional to 40,416.50, 55,776.48 and 22,511.51

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Solution

The fourth proportional to 40,416.50, 55,776.48 and 22,511.51 is: 31,066.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,416.50 : 55,776.48 = 22,511.51 : x
  2. Step 2: Convert to fraction form
    40,416.50/55,776.48 = 22,511.51/x
  3. Step 3: Cross multiply
    40,416.50x = 55,776.48 × 22,511.51
  4. Step 4: Simplify right side
    40,416.50x = 1,255,612,508.40
  5. Step 5: Solve for x
    x = 1,255,612,508.40/40,416.50
  6. Step 6: Final answer
    x = 31,066.83

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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.