Home / 46,687.86-69,989.67-31,700.07

Finding the Fourth Proportional to 46,687.86, 69,989.67 and 31,700.07

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Solution

The fourth proportional to 46,687.86, 69,989.67 and 31,700.07 is: 47,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,687.86 : 69,989.67 = 31,700.07 : x
  2. Step 2: Convert to fraction form
    46,687.86/69,989.67 = 31,700.07/x
  3. Step 3: Cross multiply
    46,687.86x = 69,989.67 × 31,700.07
  4. Step 4: Simplify right side
    46,687.86x = 2,218,677,438.28
  5. Step 5: Solve for x
    x = 2,218,677,438.28/46,687.86
  6. Step 6: Final answer
    x = 47,521.51

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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.