Home / 40,623.42-56,065.54-22,719.42

Finding the Fourth Proportional to 40,623.42, 56,065.54 and 22,719.42

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Solution

The fourth proportional to 40,623.42, 56,065.54 and 22,719.42 is: 31,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,623.42 : 56,065.54 = 22,719.42 : x
  2. Step 2: Convert to fraction form
    40,623.42/56,065.54 = 22,719.42/x
  3. Step 3: Cross multiply
    40,623.42x = 56,065.54 × 22,719.42
  4. Step 4: Simplify right side
    40,623.42x = 1,273,776,550.79
  5. Step 5: Solve for x
    x = 1,273,776,550.79/40,623.42
  6. Step 6: Final answer
    x = 31,355.72

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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.