Home / 25,837.09-38,755.85-7,118.16

Finding the Fourth Proportional to 25,837.09, 38,755.85 and 7,118.16

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Solution

The fourth proportional to 25,837.09, 38,755.85 and 7,118.16 is: 10,677.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,837.09 : 38,755.85 = 7,118.16 : x
  2. Step 2: Convert to fraction form
    25,837.09/38,755.85 = 7,118.16/x
  3. Step 3: Cross multiply
    25,837.09x = 38,755.85 × 7,118.16
  4. Step 4: Simplify right side
    25,837.09x = 275,870,341.24
  5. Step 5: Solve for x
    x = 275,870,341.24/25,837.09
  6. Step 6: Final answer
    x = 10,677.30

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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.