Home / 13,633.02-18,813.30-7,583.13

Finding the Fourth Proportional to 13,633.02, 18,813.30 and 7,583.13

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Solution

The fourth proportional to 13,633.02, 18,813.30 and 7,583.13 is: 10,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.02 : 18,813.30 = 7,583.13 : x
  2. Step 2: Convert to fraction form
    13,633.02/18,813.30 = 7,583.13/x
  3. Step 3: Cross multiply
    13,633.02x = 18,813.30 × 7,583.13
  4. Step 4: Simplify right side
    13,633.02x = 142,663,758.42
  5. Step 5: Solve for x
    x = 142,663,758.42/13,633.02
  6. Step 6: Final answer
    x = 10,464.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.