Home / 51,095.25-70,521.17-28,739.25

Finding the Fourth Proportional to 51,095.25, 70,521.17 and 28,739.25

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Solution

The fourth proportional to 51,095.25, 70,521.17 and 28,739.25 is: 39,665.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,095.25 : 70,521.17 = 28,739.25 : x
  2. Step 2: Convert to fraction form
    51,095.25/70,521.17 = 28,739.25/x
  3. Step 3: Cross multiply
    51,095.25x = 70,521.17 × 28,739.25
  4. Step 4: Simplify right side
    51,095.25x = 2,026,725,391.23
  5. Step 5: Solve for x
    x = 2,026,725,391.23/51,095.25
  6. Step 6: Final answer
    x = 39,665.63

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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.