Home / 15,392.53-23,088.80-3,705.75

Finding the Fourth Proportional to 15,392.53, 23,088.80 and 3,705.75

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Solution

The fourth proportional to 15,392.53, 23,088.80 and 3,705.75 is: 5,558.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.53 : 23,088.80 = 3,705.75 : x
  2. Step 2: Convert to fraction form
    15,392.53/23,088.80 = 3,705.75/x
  3. Step 3: Cross multiply
    15,392.53x = 23,088.80 × 3,705.75
  4. Step 4: Simplify right side
    15,392.53x = 85,561,309.02
  5. Step 5: Solve for x
    x = 85,561,309.02/15,392.53
  6. Step 6: Final answer
    x = 5,558.63

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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.