Home / 15,741.04-21,722.36-9,026.27

Finding the Fourth Proportional to 15,741.04, 21,722.36 and 9,026.27

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Solution

The fourth proportional to 15,741.04, 21,722.36 and 9,026.27 is: 12,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,741.04 : 21,722.36 = 9,026.27 : x
  2. Step 2: Convert to fraction form
    15,741.04/21,722.36 = 9,026.27/x
  3. Step 3: Cross multiply
    15,741.04x = 21,722.36 × 9,026.27
  4. Step 4: Simplify right side
    15,741.04x = 196,071,963.27
  5. Step 5: Solve for x
    x = 196,071,963.27/15,741.04
  6. Step 6: Final answer
    x = 12,456.10

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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.