Home / 18,643.02-25,727.44-10,259.52

Finding the Fourth Proportional to 18,643.02, 25,727.44 and 10,259.52

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Solution

The fourth proportional to 18,643.02, 25,727.44 and 10,259.52 is: 14,158.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,643.02 : 25,727.44 = 10,259.52 : x
  2. Step 2: Convert to fraction form
    18,643.02/25,727.44 = 10,259.52/x
  3. Step 3: Cross multiply
    18,643.02x = 25,727.44 × 10,259.52
  4. Step 4: Simplify right side
    18,643.02x = 263,951,185.23
  5. Step 5: Solve for x
    x = 263,951,185.23/18,643.02
  6. Step 6: Final answer
    x = 14,158.18

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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.