Home / 15,185.87-22,782.14-4,657.34

Finding the Fourth Proportional to 15,185.87, 22,782.14 and 4,657.34

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Solution

The fourth proportional to 15,185.87, 22,782.14 and 4,657.34 is: 6,987.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,185.87 : 22,782.14 = 4,657.34 : x
  2. Step 2: Convert to fraction form
    15,185.87/22,782.14 = 4,657.34/x
  3. Step 3: Cross multiply
    15,185.87x = 22,782.14 × 4,657.34
  4. Step 4: Simplify right side
    15,185.87x = 106,104,034.71
  5. Step 5: Solve for x
    x = 106,104,034.71/15,185.87
  6. Step 6: Final answer
    x = 6,987.03

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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.