Home / 40,695.42-56,193.92-30,606.29

Finding the Fourth Proportional to 40,695.42, 56,193.92 and 30,606.29

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Solution

The fourth proportional to 40,695.42, 56,193.92 and 30,606.29 is: 42,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,695.42 : 56,193.92 = 30,606.29 : x
  2. Step 2: Convert to fraction form
    40,695.42/56,193.92 = 30,606.29/x
  3. Step 3: Cross multiply
    40,695.42x = 56,193.92 × 30,606.29
  4. Step 4: Simplify right side
    40,695.42x = 1,719,886,977.76
  5. Step 5: Solve for x
    x = 1,719,886,977.76/40,695.42
  6. Step 6: Final answer
    x = 42,262.42

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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.