Home / 49,864.86-74,811.36-20,303.91

Finding the Fourth Proportional to 49,864.86, 74,811.36 and 20,303.91

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Solution

The fourth proportional to 49,864.86, 74,811.36 and 20,303.91 is: 30,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,864.86 : 74,811.36 = 20,303.91 : x
  2. Step 2: Convert to fraction form
    49,864.86/74,811.36 = 20,303.91/x
  3. Step 3: Cross multiply
    49,864.86x = 74,811.36 × 20,303.91
  4. Step 4: Simplify right side
    49,864.86x = 1,518,963,120.42
  5. Step 5: Solve for x
    x = 1,518,963,120.42/49,864.86
  6. Step 6: Final answer
    x = 30,461.59

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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.