Home / 40,874.15-56,407.46-22,970.79

Finding the Fourth Proportional to 40,874.15, 56,407.46 and 22,970.79

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Solution

The fourth proportional to 40,874.15, 56,407.46 and 22,970.79 is: 31,700.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,874.15 : 56,407.46 = 22,970.79 : x
  2. Step 2: Convert to fraction form
    40,874.15/56,407.46 = 22,970.79/x
  3. Step 3: Cross multiply
    40,874.15x = 56,407.46 × 22,970.79
  4. Step 4: Simplify right side
    40,874.15x = 1,295,723,803.24
  5. Step 5: Solve for x
    x = 1,295,723,803.24/40,874.15
  6. Step 6: Final answer
    x = 31,700.32

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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.