Home / 13,858.60-20,775.54-6,061.24

Finding the Fourth Proportional to 13,858.60, 20,775.54 and 6,061.24

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Solution

The fourth proportional to 13,858.60, 20,775.54 and 6,061.24 is: 9,086.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858.60 : 20,775.54 = 6,061.24 : x
  2. Step 2: Convert to fraction form
    13,858.60/20,775.54 = 6,061.24/x
  3. Step 3: Cross multiply
    13,858.60x = 20,775.54 × 6,061.24
  4. Step 4: Simplify right side
    13,858.60x = 125,925,534.07
  5. Step 5: Solve for x
    x = 125,925,534.07/13,858.60
  6. Step 6: Final answer
    x = 9,086.45

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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.