Home / 32,875.99-45,374.55-31,782.49

Finding the Fourth Proportional to 32,875.99, 45,374.55 and 31,782.49

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Solution

The fourth proportional to 32,875.99, 45,374.55 and 31,782.49 is: 43,865.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,875.99 : 45,374.55 = 31,782.49 : x
  2. Step 2: Convert to fraction form
    32,875.99/45,374.55 = 31,782.49/x
  3. Step 3: Cross multiply
    32,875.99x = 45,374.55 × 31,782.49
  4. Step 4: Simplify right side
    32,875.99x = 1,442,116,181.63
  5. Step 5: Solve for x
    x = 1,442,116,181.63/32,875.99
  6. Step 6: Final answer
    x = 43,865.33

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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.