Home / 25,649.84-38,465.54-10,859.81

Finding the Fourth Proportional to 25,649.84, 38,465.54 and 10,859.81

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Solution

The fourth proportional to 25,649.84, 38,465.54 and 10,859.81 is: 16,285.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.84 : 38,465.54 = 10,859.81 : x
  2. Step 2: Convert to fraction form
    25,649.84/38,465.54 = 10,859.81/x
  3. Step 3: Cross multiply
    25,649.84x = 38,465.54 × 10,859.81
  4. Step 4: Simplify right side
    25,649.84x = 417,728,290.77
  5. Step 5: Solve for x
    x = 417,728,290.77/25,649.84
  6. Step 6: Final answer
    x = 16,285.81

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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.