Home / 23,689.07-32,690.38-12,933.57

Finding the Fourth Proportional to 23,689.07, 32,690.38 and 12,933.57

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Solution

The fourth proportional to 23,689.07, 32,690.38 and 12,933.57 is: 17,848.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,689.07 : 32,690.38 = 12,933.57 : x
  2. Step 2: Convert to fraction form
    23,689.07/32,690.38 = 12,933.57/x
  3. Step 3: Cross multiply
    23,689.07x = 32,690.38 × 12,933.57
  4. Step 4: Simplify right side
    23,689.07x = 422,803,318.06
  5. Step 5: Solve for x
    x = 422,803,318.06/23,689.07
  6. Step 6: Final answer
    x = 17,848.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.