Home / 15,374.40-23,110.20-14,499.60

Finding the Fourth Proportional to 15,374.40, 23,110.20 and 14,499.60

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Solution

The fourth proportional to 15,374.40, 23,110.20 and 14,499.60 is: 21,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.40 : 23,110.20 = 14,499.60 : x
  2. Step 2: Convert to fraction form
    15,374.40/23,110.20 = 14,499.60/x
  3. Step 3: Cross multiply
    15,374.40x = 23,110.20 × 14,499.60
  4. Step 4: Simplify right side
    15,374.40x = 335,088,655.92
  5. Step 5: Solve for x
    x = 335,088,655.92/15,374.40
  6. Step 6: Final answer
    x = 21,795.23

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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.