Home / 15,943.07-23,903.79-8,927.91

Finding the Fourth Proportional to 15,943.07, 23,903.79 and 8,927.91

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Solution

The fourth proportional to 15,943.07, 23,903.79 and 8,927.91 is: 13,385.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.07 : 23,903.79 = 8,927.91 : x
  2. Step 2: Convert to fraction form
    15,943.07/23,903.79 = 8,927.91/x
  3. Step 3: Cross multiply
    15,943.07x = 23,903.79 × 8,927.91
  4. Step 4: Simplify right side
    15,943.07x = 213,410,885.78
  5. Step 5: Solve for x
    x = 213,410,885.78/15,943.07
  6. Step 6: Final answer
    x = 13,385.81

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1.5x scale

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.