Home / 15,599.40-23,399.10-13,752.60

Finding the Fourth Proportional to 15,599.40, 23,399.10 and 13,752.60

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Solution

The fourth proportional to 15,599.40, 23,399.10 and 13,752.60 is: 20,628.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,599.40 : 23,399.10 = 13,752.60 : x
  2. Step 2: Convert to fraction form
    15,599.40/23,399.10 = 13,752.60/x
  3. Step 3: Cross multiply
    15,599.40x = 23,399.10 × 13,752.60
  4. Step 4: Simplify right side
    15,599.40x = 321,798,462.66
  5. Step 5: Solve for x
    x = 321,798,462.66/15,599.40
  6. Step 6: Final answer
    x = 20,628.90

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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.