Home / 25,663.68-35,415.90-14,910.66

Finding the Fourth Proportional to 25,663.68, 35,415.90 and 14,910.66

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Solution

The fourth proportional to 25,663.68, 35,415.90 and 14,910.66 is: 20,576.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,663.68 : 35,415.90 = 14,910.66 : x
  2. Step 2: Convert to fraction form
    25,663.68/35,415.90 = 14,910.66/x
  3. Step 3: Cross multiply
    25,663.68x = 35,415.90 × 14,910.66
  4. Step 4: Simplify right side
    25,663.68x = 528,074,443.49
  5. Step 5: Solve for x
    x = 528,074,443.49/25,663.68
  6. Step 6: Final answer
    x = 20,576.72

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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.