Home / 40,523.48-55,925.22-22,621.98

Finding the Fourth Proportional to 40,523.48, 55,925.22 and 22,621.98

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Solution

The fourth proportional to 40,523.48, 55,925.22 and 22,621.98 is: 31,219.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,523.48 : 55,925.22 = 22,621.98 : x
  2. Step 2: Convert to fraction form
    40,523.48/55,925.22 = 22,621.98/x
  3. Step 3: Cross multiply
    40,523.48x = 55,925.22 × 22,621.98
  4. Step 4: Simplify right side
    40,523.48x = 1,265,139,208.34
  5. Step 5: Solve for x
    x = 1,265,139,208.34/40,523.48
  6. Step 6: Final answer
    x = 31,219.91

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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.