Home / 12,064.41-17,989.65-11,260.08

Finding the Fourth Proportional to 12,064.41, 17,989.65 and 11,260.08

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Solution

The fourth proportional to 12,064.41, 17,989.65 and 11,260.08 is: 16,790.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,064.41 : 17,989.65 = 11,260.08 : x
  2. Step 2: Convert to fraction form
    12,064.41/17,989.65 = 11,260.08/x
  3. Step 3: Cross multiply
    12,064.41x = 17,989.65 × 11,260.08
  4. Step 4: Simplify right side
    12,064.41x = 202,564,898.17
  5. Step 5: Solve for x
    x = 202,564,898.17/12,064.41
  6. Step 6: Final answer
    x = 16,790.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.