Home / 40,875.86-56,409.69-22,969.79

Finding the Fourth Proportional to 40,875.86, 56,409.69 and 22,969.79

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Solution

The fourth proportional to 40,875.86, 56,409.69 and 22,969.79 is: 31,698.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,875.86 : 56,409.69 = 22,969.79 : x
  2. Step 2: Convert to fraction form
    40,875.86/56,409.69 = 22,969.79/x
  3. Step 3: Cross multiply
    40,875.86x = 56,409.69 × 22,969.79
  4. Step 4: Simplify right side
    40,875.86x = 1,295,718,733.27
  5. Step 5: Solve for x
    x = 1,295,718,733.27/40,875.86
  6. Step 6: Final answer
    x = 31,698.87

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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.