Home / 23,570.86-35,356.72-18,869.02

Finding the Fourth Proportional to 23,570.86, 35,356.72 and 18,869.02

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Solution

The fourth proportional to 23,570.86, 35,356.72 and 18,869.02 is: 28,303.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,570.86 : 35,356.72 = 18,869.02 : x
  2. Step 2: Convert to fraction form
    23,570.86/35,356.72 = 18,869.02/x
  3. Step 3: Cross multiply
    23,570.86x = 35,356.72 × 18,869.02
  4. Step 4: Simplify right side
    23,570.86x = 667,146,656.81
  5. Step 5: Solve for x
    x = 667,146,656.81/23,570.86
  6. Step 6: Final answer
    x = 28,303.87

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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.