Home / 40,669.16-56,118.46-22,518.51

Finding the Fourth Proportional to 40,669.16, 56,118.46 and 22,518.51

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Solution

The fourth proportional to 40,669.16, 56,118.46 and 22,518.51 is: 31,072.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,669.16 : 56,118.46 = 22,518.51 : x
  2. Step 2: Convert to fraction form
    40,669.16/56,118.46 = 22,518.51/x
  3. Step 3: Cross multiply
    40,669.16x = 56,118.46 × 22,518.51
  4. Step 4: Simplify right side
    40,669.16x = 1,263,703,846.51
  5. Step 5: Solve for x
    x = 1,263,703,846.51/40,669.16
  6. Step 6: Final answer
    x = 31,072.78

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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.