Home / 35,211.16-48,575.12-20,298.52

Finding the Fourth Proportional to 35,211.16, 48,575.12 and 20,298.52

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Solution

The fourth proportional to 35,211.16, 48,575.12 and 20,298.52 is: 28,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.16 : 48,575.12 = 20,298.52 : x
  2. Step 2: Convert to fraction form
    35,211.16/48,575.12 = 20,298.52/x
  3. Step 3: Cross multiply
    35,211.16x = 48,575.12 × 20,298.52
  4. Step 4: Simplify right side
    35,211.16x = 986,003,044.82
  5. Step 5: Solve for x
    x = 986,003,044.82/35,211.16
  6. Step 6: Final answer
    x = 28,002.57

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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.