Home / 15,742.90-23,587.09-11,054.01

Finding the Fourth Proportional to 15,742.90, 23,587.09 and 11,054.01

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Solution

The fourth proportional to 15,742.90, 23,587.09 and 11,054.01 is: 16,561.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,742.90 : 23,587.09 = 11,054.01 : x
  2. Step 2: Convert to fraction form
    15,742.90/23,587.09 = 11,054.01/x
  3. Step 3: Cross multiply
    15,742.90x = 23,587.09 × 11,054.01
  4. Step 4: Simplify right side
    15,742.90x = 260,731,928.73
  5. Step 5: Solve for x
    x = 260,731,928.73/15,742.90
  6. Step 6: Final answer
    x = 16,561.87

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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.