Home / 25,705.02-35,493.03-19,727.22

Finding the Fourth Proportional to 25,705.02, 35,493.03 and 19,727.22

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Solution

The fourth proportional to 25,705.02, 35,493.03 and 19,727.22 is: 27,238.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705.02 : 35,493.03 = 19,727.22 : x
  2. Step 2: Convert to fraction form
    25,705.02/35,493.03 = 19,727.22/x
  3. Step 3: Cross multiply
    25,705.02x = 35,493.03 × 19,727.22
  4. Step 4: Simplify right side
    25,705.02x = 700,178,811.28
  5. Step 5: Solve for x
    x = 700,178,811.28/25,705.02
  6. Step 6: Final answer
    x = 27,238.99

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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.