Home / 52,243.32-72,095.78-28,370

Finding the Fourth Proportional to 52,243.32, 72,095.78 and 28,370

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Solution

The fourth proportional to 52,243.32, 72,095.78 and 28,370 is: 39,150.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,243.32 : 72,095.78 = 28,370 : x
  2. Step 2: Convert to fraction form
    52,243.32/72,095.78 = 28,370/x
  3. Step 3: Cross multiply
    52,243.32x = 72,095.78 × 28,370
  4. Step 4: Simplify right side
    52,243.32x = 2,045,357,278.60
  5. Step 5: Solve for x
    x = 2,045,357,278.60/52,243.32
  6. Step 6: Final answer
    x = 39,150.60

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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.