Home / 13,903.02-19,185.57-8,598.42

Finding the Fourth Proportional to 13,903.02, 19,185.57 and 8,598.42

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Solution

The fourth proportional to 13,903.02, 19,185.57 and 8,598.42 is: 11,865.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,903.02 : 19,185.57 = 8,598.42 : x
  2. Step 2: Convert to fraction form
    13,903.02/19,185.57 = 8,598.42/x
  3. Step 3: Cross multiply
    13,903.02x = 19,185.57 × 8,598.42
  4. Step 4: Simplify right side
    13,903.02x = 164,965,588.80
  5. Step 5: Solve for x
    x = 164,965,588.80/13,903.02
  6. Step 6: Final answer
    x = 11,865.45

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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.