Home / 17,742.57-26,615.21-10,347.77

Finding the Fourth Proportional to 17,742.57, 26,615.21 and 10,347.77

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Solution

The fourth proportional to 17,742.57, 26,615.21 and 10,347.77 is: 15,522.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.57 : 26,615.21 = 10,347.77 : x
  2. Step 2: Convert to fraction form
    17,742.57/26,615.21 = 10,347.77/x
  3. Step 3: Cross multiply
    17,742.57x = 26,615.21 × 10,347.77
  4. Step 4: Simplify right side
    17,742.57x = 275,407,886.77
  5. Step 5: Solve for x
    x = 275,407,886.77/17,742.57
  6. Step 6: Final answer
    x = 15,522.43

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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.