Home / 18,822.48-25,957.12-14,338.32

Finding the Fourth Proportional to 18,822.48, 25,957.12 and 14,338.32

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Solution

The fourth proportional to 18,822.48, 25,957.12 and 14,338.32 is: 19,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,822.48 : 25,957.12 = 14,338.32 : x
  2. Step 2: Convert to fraction form
    18,822.48/25,957.12 = 14,338.32/x
  3. Step 3: Cross multiply
    18,822.48x = 25,957.12 × 14,338.32
  4. Step 4: Simplify right side
    18,822.48x = 372,181,492.84
  5. Step 5: Solve for x
    x = 372,181,492.84/18,822.48
  6. Step 6: Final answer
    x = 19,773.24

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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.