Home / 13,037.60-19,557.60-5,244.80

Finding the Fourth Proportional to 13,037.60, 19,557.60 and 5,244.80

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Solution

The fourth proportional to 13,037.60, 19,557.60 and 5,244.80 is: 7,867.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037.60 : 19,557.60 = 5,244.80 : x
  2. Step 2: Convert to fraction form
    13,037.60/19,557.60 = 5,244.80/x
  3. Step 3: Cross multiply
    13,037.60x = 19,557.60 × 5,244.80
  4. Step 4: Simplify right side
    13,037.60x = 102,575,700.48
  5. Step 5: Solve for x
    x = 102,575,700.48/13,037.60
  6. Step 6: Final answer
    x = 7,867.68

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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.