Home / 40,615.86-56,047.29-22,712.34

Finding the Fourth Proportional to 40,615.86, 56,047.29 and 22,712.34

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Solution

The fourth proportional to 40,615.86, 56,047.29 and 22,712.34 is: 31,341.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,615.86 : 56,047.29 = 22,712.34 : x
  2. Step 2: Convert to fraction form
    40,615.86/56,047.29 = 22,712.34/x
  3. Step 3: Cross multiply
    40,615.86x = 56,047.29 × 22,712.34
  4. Step 4: Simplify right side
    40,615.86x = 1,272,965,106.56
  5. Step 5: Solve for x
    x = 1,272,965,106.56/40,615.86
  6. Step 6: Final answer
    x = 31,341.58

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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.