Home / 47,179.08-65,036.69-31,235.85

Finding the Fourth Proportional to 47,179.08, 65,036.69 and 31,235.85

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Solution

The fourth proportional to 47,179.08, 65,036.69 and 31,235.85 is: 43,058.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,179.08 : 65,036.69 = 31,235.85 : x
  2. Step 2: Convert to fraction form
    47,179.08/65,036.69 = 31,235.85/x
  3. Step 3: Cross multiply
    47,179.08x = 65,036.69 × 31,235.85
  4. Step 4: Simplify right side
    47,179.08x = 2,031,476,293.34
  5. Step 5: Solve for x
    x = 2,031,476,293.34/47,179.08
  6. Step 6: Final answer
    x = 43,058.84

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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.