Home / 32,580.16-48,870.36-13,857.52

Finding the Fourth Proportional to 32,580.16, 48,870.36 and 13,857.52

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Solution

The fourth proportional to 32,580.16, 48,870.36 and 13,857.52 is: 20,786.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,580.16 : 48,870.36 = 13,857.52 : x
  2. Step 2: Convert to fraction form
    32,580.16/48,870.36 = 13,857.52/x
  3. Step 3: Cross multiply
    32,580.16x = 48,870.36 × 13,857.52
  4. Step 4: Simplify right side
    32,580.16x = 677,221,991.11
  5. Step 5: Solve for x
    x = 677,221,991.11/32,580.16
  6. Step 6: Final answer
    x = 20,786.33

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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.