Home / 25,425.37-35,079.76-14,669.39

Finding the Fourth Proportional to 25,425.37, 35,079.76 and 14,669.39

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Solution

The fourth proportional to 25,425.37, 35,079.76 and 14,669.39 is: 20,239.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,425.37 : 35,079.76 = 14,669.39 : x
  2. Step 2: Convert to fraction form
    25,425.37/35,079.76 = 14,669.39/x
  3. Step 3: Cross multiply
    25,425.37x = 35,079.76 × 14,669.39
  4. Step 4: Simplify right side
    25,425.37x = 514,598,680.55
  5. Step 5: Solve for x
    x = 514,598,680.55/25,425.37
  6. Step 6: Final answer
    x = 20,239.57

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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.