Home / 38,655.40-57,990.54-16,468.36

Finding the Fourth Proportional to 38,655.40, 57,990.54 and 16,468.36

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Solution

The fourth proportional to 38,655.40, 57,990.54 and 16,468.36 is: 24,705.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,655.40 : 57,990.54 = 16,468.36 : x
  2. Step 2: Convert to fraction form
    38,655.40/57,990.54 = 16,468.36/x
  3. Step 3: Cross multiply
    38,655.40x = 57,990.54 × 16,468.36
  4. Step 4: Simplify right side
    38,655.40x = 955,009,089.31
  5. Step 5: Solve for x
    x = 955,009,089.31/38,655.40
  6. Step 6: Final answer
    x = 24,705.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.