Home / 17,875.86-26,805.45-6,630.75

Finding the Fourth Proportional to 17,875.86, 26,805.45 and 6,630.75

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Solution

The fourth proportional to 17,875.86, 26,805.45 and 6,630.75 is: 9,943.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,875.86 : 26,805.45 = 6,630.75 : x
  2. Step 2: Convert to fraction form
    17,875.86/26,805.45 = 6,630.75/x
  3. Step 3: Cross multiply
    17,875.86x = 26,805.45 × 6,630.75
  4. Step 4: Simplify right side
    17,875.86x = 177,740,237.59
  5. Step 5: Solve for x
    x = 177,740,237.59/17,875.86
  6. Step 6: Final answer
    x = 9,943.03

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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.