Home / 46,972.18-70,463.13-15,809.86

Finding the Fourth Proportional to 46,972.18, 70,463.13 and 15,809.86

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Solution

The fourth proportional to 46,972.18, 70,463.13 and 15,809.86 is: 23,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,972.18 : 70,463.13 = 15,809.86 : x
  2. Step 2: Convert to fraction form
    46,972.18/70,463.13 = 15,809.86/x
  3. Step 3: Cross multiply
    46,972.18x = 70,463.13 × 15,809.86
  4. Step 4: Simplify right side
    46,972.18x = 1,114,012,220.46
  5. Step 5: Solve for x
    x = 1,114,012,220.46/46,972.18
  6. Step 6: Final answer
    x = 23,716.43

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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.