Home / 52,283.88-72,150.30-28,409.76

Finding the Fourth Proportional to 52,283.88, 72,150.30 and 28,409.76

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Solution

The fourth proportional to 52,283.88, 72,150.30 and 28,409.76 is: 39,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,283.88 : 72,150.30 = 28,409.76 : x
  2. Step 2: Convert to fraction form
    52,283.88/72,150.30 = 28,409.76/x
  3. Step 3: Cross multiply
    52,283.88x = 72,150.30 × 28,409.76
  4. Step 4: Simplify right side
    52,283.88x = 2,049,772,706.93
  5. Step 5: Solve for x
    x = 2,049,772,706.93/52,283.88
  6. Step 6: Final answer
    x = 39,204.68

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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.