Home / 31,288.60-46,933.02-9,102.04

Finding the Fourth Proportional to 31,288.60, 46,933.02 and 9,102.04

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Solution

The fourth proportional to 31,288.60, 46,933.02 and 9,102.04 is: 13,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,288.60 : 46,933.02 = 9,102.04 : x
  2. Step 2: Convert to fraction form
    31,288.60/46,933.02 = 9,102.04/x
  3. Step 3: Cross multiply
    31,288.60x = 46,933.02 × 9,102.04
  4. Step 4: Simplify right side
    31,288.60x = 427,186,225.36
  5. Step 5: Solve for x
    x = 427,186,225.36/31,288.60
  6. Step 6: Final answer
    x = 13,653.09

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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.