Home / 14,185.02-21,266.96-13,292.30

Finding the Fourth Proportional to 14,185.02, 21,266.96 and 13,292.30

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Solution

The fourth proportional to 14,185.02, 21,266.96 and 13,292.30 is: 19,928.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185.02 : 21,266.96 = 13,292.30 : x
  2. Step 2: Convert to fraction form
    14,185.02/21,266.96 = 13,292.30/x
  3. Step 3: Cross multiply
    14,185.02x = 21,266.96 × 13,292.30
  4. Step 4: Simplify right side
    14,185.02x = 282,686,799.11
  5. Step 5: Solve for x
    x = 282,686,799.11/14,185.02
  6. Step 6: Final answer
    x = 19,928.54

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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.