Home / 25,582.77-35,301.83-18,872.12

Finding the Fourth Proportional to 25,582.77, 35,301.83 and 18,872.12

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Solution

The fourth proportional to 25,582.77, 35,301.83 and 18,872.12 is: 26,041.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,582.77 : 35,301.83 = 18,872.12 : x
  2. Step 2: Convert to fraction form
    25,582.77/35,301.83 = 18,872.12/x
  3. Step 3: Cross multiply
    25,582.77x = 35,301.83 × 18,872.12
  4. Step 4: Simplify right side
    25,582.77x = 666,220,365.87
  5. Step 5: Solve for x
    x = 666,220,365.87/25,582.77
  6. Step 6: Final answer
    x = 26,041.76

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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.