Home / 15,392.20-23,088.26-3,705.40

Finding the Fourth Proportional to 15,392.20, 23,088.26 and 3,705.40

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Solution

The fourth proportional to 15,392.20, 23,088.26 and 3,705.40 is: 5,558.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.20 : 23,088.26 = 3,705.40 : x
  2. Step 2: Convert to fraction form
    15,392.20/23,088.26 = 3,705.40/x
  3. Step 3: Cross multiply
    15,392.20x = 23,088.26 × 3,705.40
  4. Step 4: Simplify right side
    15,392.20x = 85,551,238.60
  5. Step 5: Solve for x
    x = 85,551,238.60/15,392.20
  6. Step 6: Final answer
    x = 5,558.09

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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.