Home / 31,079.86-46,574.43-15,476.02

Finding the Fourth Proportional to 31,079.86, 46,574.43 and 15,476.02

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Solution

The fourth proportional to 31,079.86, 46,574.43 and 15,476.02 is: 23,191.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,079.86 : 46,574.43 = 15,476.02 : x
  2. Step 2: Convert to fraction form
    31,079.86/46,574.43 = 15,476.02/x
  3. Step 3: Cross multiply
    31,079.86x = 46,574.43 × 15,476.02
  4. Step 4: Simplify right side
    31,079.86x = 720,786,810.17
  5. Step 5: Solve for x
    x = 720,786,810.17/31,079.86
  6. Step 6: Final answer
    x = 23,191.44

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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.