Home / 16,782.04-23,159.72-9,227.98

Finding the Fourth Proportional to 16,782.04, 23,159.72 and 9,227.98

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Solution

The fourth proportional to 16,782.04, 23,159.72 and 9,227.98 is: 12,734.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,782.04 : 23,159.72 = 9,227.98 : x
  2. Step 2: Convert to fraction form
    16,782.04/23,159.72 = 9,227.98/x
  3. Step 3: Cross multiply
    16,782.04x = 23,159.72 × 9,227.98
  4. Step 4: Simplify right side
    16,782.04x = 213,717,432.97
  5. Step 5: Solve for x
    x = 213,717,432.97/16,782.04
  6. Step 6: Final answer
    x = 12,734.89

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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.