Home / 40,869.91-61,303.65-11,289.52

Finding the Fourth Proportional to 40,869.91, 61,303.65 and 11,289.52

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Solution

The fourth proportional to 40,869.91, 61,303.65 and 11,289.52 is: 16,933.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,869.91 : 61,303.65 = 11,289.52 : x
  2. Step 2: Convert to fraction form
    40,869.91/61,303.65 = 11,289.52/x
  3. Step 3: Cross multiply
    40,869.91x = 61,303.65 × 11,289.52
  4. Step 4: Simplify right side
    40,869.91x = 692,088,782.75
  5. Step 5: Solve for x
    x = 692,088,782.75/40,869.91
  6. Step 6: Final answer
    x = 16,933.94

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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.