Home / 17,805.15-26,707.95-4,657.50

Finding the Fourth Proportional to 17,805.15, 26,707.95 and 4,657.50

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Solution

The fourth proportional to 17,805.15, 26,707.95 and 4,657.50 is: 6,986.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,805.15 : 26,707.95 = 4,657.50 : x
  2. Step 2: Convert to fraction form
    17,805.15/26,707.95 = 4,657.50/x
  3. Step 3: Cross multiply
    17,805.15x = 26,707.95 × 4,657.50
  4. Step 4: Simplify right side
    17,805.15x = 124,392,277.13
  5. Step 5: Solve for x
    x = 124,392,277.13/17,805.15
  6. Step 6: Final answer
    x = 6,986.31

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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.