Home / 13,698.02-20,546.57-5,798.39

Finding the Fourth Proportional to 13,698.02, 20,546.57 and 5,798.39

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Solution

The fourth proportional to 13,698.02, 20,546.57 and 5,798.39 is: 8,697.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,698.02 : 20,546.57 = 5,798.39 : x
  2. Step 2: Convert to fraction form
    13,698.02/20,546.57 = 5,798.39/x
  3. Step 3: Cross multiply
    13,698.02x = 20,546.57 × 5,798.39
  4. Step 4: Simplify right side
    13,698.02x = 119,136,894.30
  5. Step 5: Solve for x
    x = 119,136,894.30/13,698.02
  6. Step 6: Final answer
    x = 8,697.38

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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.