Home / 40,606.86-56,037.21-22,701.78

Finding the Fourth Proportional to 40,606.86, 56,037.21 and 22,701.78

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Solution

The fourth proportional to 40,606.86, 56,037.21 and 22,701.78 is: 31,328.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,606.86 : 56,037.21 = 22,701.78 : x
  2. Step 2: Convert to fraction form
    40,606.86/56,037.21 = 22,701.78/x
  3. Step 3: Cross multiply
    40,606.86x = 56,037.21 × 22,701.78
  4. Step 4: Simplify right side
    40,606.86x = 1,272,144,413.23
  5. Step 5: Solve for x
    x = 1,272,144,413.23/40,606.86
  6. Step 6: Final answer
    x = 31,328.31

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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.