Home / 17,742.10-26,600.35-9,953.30

Finding the Fourth Proportional to 17,742.10, 26,600.35 and 9,953.30

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Solution

The fourth proportional to 17,742.10, 26,600.35 and 9,953.30 is: 14,922.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,742.10 : 26,600.35 = 9,953.30 : x
  2. Step 2: Convert to fraction form
    17,742.10/26,600.35 = 9,953.30/x
  3. Step 3: Cross multiply
    17,742.10x = 26,600.35 × 9,953.30
  4. Step 4: Simplify right side
    17,742.10x = 264,761,263.66
  5. Step 5: Solve for x
    x = 264,761,263.66/17,742.10
  6. Step 6: Final answer
    x = 14,922.77

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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.