Home / 30,265.17-41,742.30-25,803.69

Finding the Fourth Proportional to 30,265.17, 41,742.30 and 25,803.69

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Solution

The fourth proportional to 30,265.17, 41,742.30 and 25,803.69 is: 35,588.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,265.17 : 41,742.30 = 25,803.69 : x
  2. Step 2: Convert to fraction form
    30,265.17/41,742.30 = 25,803.69/x
  3. Step 3: Cross multiply
    30,265.17x = 41,742.30 × 25,803.69
  4. Step 4: Simplify right side
    30,265.17x = 1,077,105,369.09
  5. Step 5: Solve for x
    x = 1,077,105,369.09/30,265.17
  6. Step 6: Final answer
    x = 35,588.94

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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.