Home / 15,657.48-23,471.37-5,790.06

Finding the Fourth Proportional to 15,657.48, 23,471.37 and 5,790.06

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Solution

The fourth proportional to 15,657.48, 23,471.37 and 5,790.06 is: 8,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,657.48 : 23,471.37 = 5,790.06 : x
  2. Step 2: Convert to fraction form
    15,657.48/23,471.37 = 5,790.06/x
  3. Step 3: Cross multiply
    15,657.48x = 23,471.37 × 5,790.06
  4. Step 4: Simplify right side
    15,657.48x = 135,900,640.58
  5. Step 5: Solve for x
    x = 135,900,640.58/15,657.48
  6. Step 6: Final answer
    x = 8,679.60

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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.