Home / 52,031.12-71,795.24-31,602.56

Finding the Fourth Proportional to 52,031.12, 71,795.24 and 31,602.56

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Solution

The fourth proportional to 52,031.12, 71,795.24 and 31,602.56 is: 43,606.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,031.12 : 71,795.24 = 31,602.56 : x
  2. Step 2: Convert to fraction form
    52,031.12/71,795.24 = 31,602.56/x
  3. Step 3: Cross multiply
    52,031.12x = 71,795.24 × 31,602.56
  4. Step 4: Simplify right side
    52,031.12x = 2,268,913,379.81
  5. Step 5: Solve for x
    x = 2,268,913,379.81/52,031.12
  6. Step 6: Final answer
    x = 43,606.85

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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.