Home / 16,897.05-25,345.92-5,210.25

Finding the Fourth Proportional to 16,897.05, 25,345.92 and 5,210.25

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Solution

The fourth proportional to 16,897.05, 25,345.92 and 5,210.25 is: 7,815.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897.05 : 25,345.92 = 5,210.25 : x
  2. Step 2: Convert to fraction form
    16,897.05/25,345.92 = 5,210.25/x
  3. Step 3: Cross multiply
    16,897.05x = 25,345.92 × 5,210.25
  4. Step 4: Simplify right side
    16,897.05x = 132,058,579.68
  5. Step 5: Solve for x
    x = 132,058,579.68/16,897.05
  6. Step 6: Final answer
    x = 7,815.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.