Home / 35,254.86-52,880.76-11,881.20

Finding the Fourth Proportional to 35,254.86, 52,880.76 and 11,881.20

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Solution

The fourth proportional to 35,254.86, 52,880.76 and 11,881.20 is: 17,821.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,254.86 : 52,880.76 = 11,881.20 : x
  2. Step 2: Convert to fraction form
    35,254.86/52,880.76 = 11,881.20/x
  3. Step 3: Cross multiply
    35,254.86x = 52,880.76 × 11,881.20
  4. Step 4: Simplify right side
    35,254.86x = 628,286,885.71
  5. Step 5: Solve for x
    x = 628,286,885.71/35,254.86
  6. Step 6: Final answer
    x = 17,821.28

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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.