Home / 13,562.60-20,343.90-4,798.40

Finding the Fourth Proportional to 13,562.60, 20,343.90 and 4,798.40

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Solution

The fourth proportional to 13,562.60, 20,343.90 and 4,798.40 is: 7,197.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,562.60 : 20,343.90 = 4,798.40 : x
  2. Step 2: Convert to fraction form
    13,562.60/20,343.90 = 4,798.40/x
  3. Step 3: Cross multiply
    13,562.60x = 20,343.90 × 4,798.40
  4. Step 4: Simplify right side
    13,562.60x = 97,618,169.76
  5. Step 5: Solve for x
    x = 97,618,169.76/13,562.60
  6. Step 6: Final answer
    x = 7,197.60

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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.