Home / 11,026.23-16,521.69-9,907.20

Finding the Fourth Proportional to 11,026.23, 16,521.69 and 9,907.20

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Solution

The fourth proportional to 11,026.23, 16,521.69 and 9,907.20 is: 14,844.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,026.23 : 16,521.69 = 9,907.20 : x
  2. Step 2: Convert to fraction form
    11,026.23/16,521.69 = 9,907.20/x
  3. Step 3: Cross multiply
    11,026.23x = 16,521.69 × 9,907.20
  4. Step 4: Simplify right side
    11,026.23x = 163,683,687.17
  5. Step 5: Solve for x
    x = 163,683,687.17/11,026.23
  6. Step 6: Final answer
    x = 14,844.94

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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.