Home / 12,827.01-17,690.13-9,043.50

Finding the Fourth Proportional to 12,827.01, 17,690.13 and 9,043.50

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Solution

The fourth proportional to 12,827.01, 17,690.13 and 9,043.50 is: 12,472.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827.01 : 17,690.13 = 9,043.50 : x
  2. Step 2: Convert to fraction form
    12,827.01/17,690.13 = 9,043.50/x
  3. Step 3: Cross multiply
    12,827.01x = 17,690.13 × 9,043.50
  4. Step 4: Simplify right side
    12,827.01x = 159,980,690.66
  5. Step 5: Solve for x
    x = 159,980,690.66/12,827.01
  6. Step 6: Final answer
    x = 12,472.17

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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.