Home / 19,299.02-28,945.08-10,410.21

Finding the Fourth Proportional to 19,299.02, 28,945.08 and 10,410.21

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Solution

The fourth proportional to 19,299.02, 28,945.08 and 10,410.21 is: 15,613.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,299.02 : 28,945.08 = 10,410.21 : x
  2. Step 2: Convert to fraction form
    19,299.02/28,945.08 = 10,410.21/x
  3. Step 3: Cross multiply
    19,299.02x = 28,945.08 × 10,410.21
  4. Step 4: Simplify right side
    19,299.02x = 301,324,361.27
  5. Step 5: Solve for x
    x = 301,324,361.27/19,299.02
  6. Step 6: Final answer
    x = 15,613.46

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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.