Home / 40,707.89-56,170.35-22,803.65

Finding the Fourth Proportional to 40,707.89, 56,170.35 and 22,803.65

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Solution

The fourth proportional to 40,707.89, 56,170.35 and 22,803.65 is: 31,465.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,707.89 : 56,170.35 = 22,803.65 : x
  2. Step 2: Convert to fraction form
    40,707.89/56,170.35 = 22,803.65/x
  3. Step 3: Cross multiply
    40,707.89x = 56,170.35 × 22,803.65
  4. Step 4: Simplify right side
    40,707.89x = 1,280,888,720.93
  5. Step 5: Solve for x
    x = 1,280,888,720.93/40,707.89
  6. Step 6: Final answer
    x = 31,465.37

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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.