Home / 40,151.34-55,409.29-22,246.63

Finding the Fourth Proportional to 40,151.34, 55,409.29 and 22,246.63

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Solution

The fourth proportional to 40,151.34, 55,409.29 and 22,246.63 is: 30,700.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,151.34 : 55,409.29 = 22,246.63 : x
  2. Step 2: Convert to fraction form
    40,151.34/55,409.29 = 22,246.63/x
  3. Step 3: Cross multiply
    40,151.34x = 55,409.29 × 22,246.63
  4. Step 4: Simplify right side
    40,151.34x = 1,232,669,973.19
  5. Step 5: Solve for x
    x = 1,232,669,973.19/40,151.34
  6. Step 6: Final answer
    x = 30,700.59

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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.