Home / 52,708.34-72,738.40-28,835.18

Finding the Fourth Proportional to 52,708.34, 72,738.40 and 28,835.18

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Solution

The fourth proportional to 52,708.34, 72,738.40 and 28,835.18 is: 39,793.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,708.34 : 72,738.40 = 28,835.18 : x
  2. Step 2: Convert to fraction form
    52,708.34/72,738.40 = 28,835.18/x
  3. Step 3: Cross multiply
    52,708.34x = 72,738.40 × 28,835.18
  4. Step 4: Simplify right side
    52,708.34x = 2,097,424,856.91
  5. Step 5: Solve for x
    x = 2,097,424,856.91/52,708.34
  6. Step 6: Final answer
    x = 39,793.04

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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.