Home / 52,749.12-72,798.72-31,527.92

Finding the Fourth Proportional to 52,749.12, 72,798.72 and 31,527.92

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Solution

The fourth proportional to 52,749.12, 72,798.72 and 31,527.92 is: 43,511.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,749.12 : 72,798.72 = 31,527.92 : x
  2. Step 2: Convert to fraction form
    52,749.12/72,798.72 = 31,527.92/x
  3. Step 3: Cross multiply
    52,749.12x = 72,798.72 × 31,527.92
  4. Step 4: Simplify right side
    52,749.12x = 2,295,192,220.26
  5. Step 5: Solve for x
    x = 2,295,192,220.26/52,749.12
  6. Step 6: Final answer
    x = 43,511.48

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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.