Home / 46,689.53-70,034.36-13,401.86

Finding the Fourth Proportional to 46,689.53, 70,034.36 and 13,401.86

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Solution

The fourth proportional to 46,689.53, 70,034.36 and 13,401.86 is: 20,102.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,689.53 : 70,034.36 = 13,401.86 : x
  2. Step 2: Convert to fraction form
    46,689.53/70,034.36 = 13,401.86/x
  3. Step 3: Cross multiply
    46,689.53x = 70,034.36 × 13,401.86
  4. Step 4: Simplify right side
    46,689.53x = 938,590,270.73
  5. Step 5: Solve for x
    x = 938,590,270.73/46,689.53
  6. Step 6: Final answer
    x = 20,102.80

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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.