Home / 48,970.09-67,592.74-28,838.65

Finding the Fourth Proportional to 48,970.09, 67,592.74 and 28,838.65

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Solution

The fourth proportional to 48,970.09, 67,592.74 and 28,838.65 is: 39,805.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,970.09 : 67,592.74 = 28,838.65 : x
  2. Step 2: Convert to fraction form
    48,970.09/67,592.74 = 28,838.65/x
  3. Step 3: Cross multiply
    48,970.09x = 67,592.74 × 28,838.65
  4. Step 4: Simplify right side
    48,970.09x = 1,949,282,889.24
  5. Step 5: Solve for x
    x = 1,949,282,889.24/48,970.09
  6. Step 6: Final answer
    x = 39,805.58

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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.