Home / 17,985.47-26,953.52-11,416.26

Finding the Fourth Proportional to 17,985.47, 26,953.52 and 11,416.26

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Solution

The fourth proportional to 17,985.47, 26,953.52 and 11,416.26 is: 17,108.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,985.47 : 26,953.52 = 11,416.26 : x
  2. Step 2: Convert to fraction form
    17,985.47/26,953.52 = 11,416.26/x
  3. Step 3: Cross multiply
    17,985.47x = 26,953.52 × 11,416.26
  4. Step 4: Simplify right side
    17,985.47x = 307,708,335.15
  5. Step 5: Solve for x
    x = 307,708,335.15/17,985.47
  6. Step 6: Final answer
    x = 17,108.72

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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.