Home / 18,355.60-25,294.44-13,035.52

Finding the Fourth Proportional to 18,355.60, 25,294.44 and 13,035.52

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Solution

The fourth proportional to 18,355.60, 25,294.44 and 13,035.52 is: 17,963.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,355.60 : 25,294.44 = 13,035.52 : x
  2. Step 2: Convert to fraction form
    18,355.60/25,294.44 = 13,035.52/x
  3. Step 3: Cross multiply
    18,355.60x = 25,294.44 × 13,035.52
  4. Step 4: Simplify right side
    18,355.60x = 329,726,178.51
  5. Step 5: Solve for x
    x = 329,726,178.51/18,355.60
  6. Step 6: Final answer
    x = 17,963.25

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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.