Home / 52,313.85-72,193.93-28,440.61

Finding the Fourth Proportional to 52,313.85, 72,193.93 and 28,440.61

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Solution

The fourth proportional to 52,313.85, 72,193.93 and 28,440.61 is: 39,248.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,313.85 : 72,193.93 = 28,440.61 : x
  2. Step 2: Convert to fraction form
    52,313.85/72,193.93 = 28,440.61/x
  3. Step 3: Cross multiply
    52,313.85x = 72,193.93 × 28,440.61
  4. Step 4: Simplify right side
    52,313.85x = 2,053,239,336.40
  5. Step 5: Solve for x
    x = 2,053,239,336.40/52,313.85
  6. Step 6: Final answer
    x = 39,248.49

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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.