Home / 17,717.64-26,567.80-7,730.82

Finding the Fourth Proportional to 17,717.64, 26,567.80 and 7,730.82

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Solution

The fourth proportional to 17,717.64, 26,567.80 and 7,730.82 is: 11,592.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,717.64 : 26,567.80 = 7,730.82 : x
  2. Step 2: Convert to fraction form
    17,717.64/26,567.80 = 7,730.82/x
  3. Step 3: Cross multiply
    17,717.64x = 26,567.80 × 7,730.82
  4. Step 4: Simplify right side
    17,717.64x = 205,390,945.40
  5. Step 5: Solve for x
    x = 205,390,945.40/17,717.64
  6. Step 6: Final answer
    x = 11,592.46

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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.