Home / 17,746.45-26,611.88-6,645.35

Finding the Fourth Proportional to 17,746.45, 26,611.88 and 6,645.35

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Solution

The fourth proportional to 17,746.45, 26,611.88 and 6,645.35 is: 9,965.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,746.45 : 26,611.88 = 6,645.35 : x
  2. Step 2: Convert to fraction form
    17,746.45/26,611.88 = 6,645.35/x
  3. Step 3: Cross multiply
    17,746.45x = 26,611.88 × 6,645.35
  4. Step 4: Simplify right side
    17,746.45x = 176,845,090.47
  5. Step 5: Solve for x
    x = 176,845,090.47/17,746.45
  6. Step 6: Final answer
    x = 9,965.10

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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.