Home / 15,400.48-23,100.72-6,160

Finding the Fourth Proportional to 15,400.48, 23,100.72 and 6,160

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Solution

The fourth proportional to 15,400.48, 23,100.72 and 6,160 is: 9,240.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,400.48 : 23,100.72 = 6,160 : x
  2. Step 2: Convert to fraction form
    15,400.48/23,100.72 = 6,160/x
  3. Step 3: Cross multiply
    15,400.48x = 23,100.72 × 6,160
  4. Step 4: Simplify right side
    15,400.48x = 142,300,435.20
  5. Step 5: Solve for x
    x = 142,300,435.20/15,400.48
  6. Step 6: Final answer
    x = 9,240.00

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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.