Home / 25,502.34-35,105.88-22,125.30

Finding the Fourth Proportional to 25,502.34, 35,105.88 and 22,125.30

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Solution

The fourth proportional to 25,502.34, 35,105.88 and 22,125.30 is: 30,457.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,502.34 : 35,105.88 = 22,125.30 : x
  2. Step 2: Convert to fraction form
    25,502.34/35,105.88 = 22,125.30/x
  3. Step 3: Cross multiply
    25,502.34x = 35,105.88 × 22,125.30
  4. Step 4: Simplify right side
    25,502.34x = 776,728,126.76
  5. Step 5: Solve for x
    x = 776,728,126.76/25,502.34
  6. Step 6: Final answer
    x = 30,457.13

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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.