Home / 35,582.08-53,405.52-18,956.20

Finding the Fourth Proportional to 35,582.08, 53,405.52 and 18,956.20

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Solution

The fourth proportional to 35,582.08, 53,405.52 and 18,956.20 is: 28,451.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,582.08 : 53,405.52 = 18,956.20 : x
  2. Step 2: Convert to fraction form
    35,582.08/53,405.52 = 18,956.20/x
  3. Step 3: Cross multiply
    35,582.08x = 53,405.52 × 18,956.20
  4. Step 4: Simplify right side
    35,582.08x = 1,012,365,718.22
  5. Step 5: Solve for x
    x = 1,012,365,718.22/35,582.08
  6. Step 6: Final answer
    x = 28,451.56

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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.