Home / 25,693.61-35,458.22-14,938.43

Finding the Fourth Proportional to 25,693.61, 35,458.22 and 14,938.43

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Solution

The fourth proportional to 25,693.61, 35,458.22 and 14,938.43 is: 20,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,693.61 : 35,458.22 = 14,938.43 : x
  2. Step 2: Convert to fraction form
    25,693.61/35,458.22 = 14,938.43/x
  3. Step 3: Cross multiply
    25,693.61x = 35,458.22 × 14,938.43
  4. Step 4: Simplify right side
    25,693.61x = 529,690,137.39
  5. Step 5: Solve for x
    x = 529,690,137.39/25,693.61
  6. Step 6: Final answer
    x = 20,615.64

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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.