Home / 38,521.78-57,783.44-17,457.93

Finding the Fourth Proportional to 38,521.78, 57,783.44 and 17,457.93

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Solution

The fourth proportional to 38,521.78, 57,783.44 and 17,457.93 is: 26,187.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,521.78 : 57,783.44 = 17,457.93 : x
  2. Step 2: Convert to fraction form
    38,521.78/57,783.44 = 17,457.93/x
  3. Step 3: Cross multiply
    38,521.78x = 57,783.44 × 17,457.93
  4. Step 4: Simplify right side
    38,521.78x = 1,008,779,163.39
  5. Step 5: Solve for x
    x = 1,008,779,163.39/38,521.78
  6. Step 6: Final answer
    x = 26,187.24

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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.