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Finding the Fourth Proportional to 35,990.76, 53,992.62 and 17,254.92

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Solution

The fourth proportional to 35,990.76, 53,992.62 and 17,254.92 is: 25,885.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,990.76 : 53,992.62 = 17,254.92 : x
  2. Step 2: Convert to fraction form
    35,990.76/53,992.62 = 17,254.92/x
  3. Step 3: Cross multiply
    35,990.76x = 53,992.62 × 17,254.92
  4. Step 4: Simplify right side
    35,990.76x = 931,638,338.69
  5. Step 5: Solve for x
    x = 931,638,338.69/35,990.76
  6. Step 6: Final answer
    x = 25,885.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.