Home / 49,656.41-74,484.32-21,572.81

Finding the Fourth Proportional to 49,656.41, 74,484.32 and 21,572.81

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Solution

The fourth proportional to 49,656.41, 74,484.32 and 21,572.81 is: 32,359.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,656.41 : 74,484.32 = 21,572.81 : x
  2. Step 2: Convert to fraction form
    49,656.41/74,484.32 = 21,572.81/x
  3. Step 3: Cross multiply
    49,656.41x = 74,484.32 × 21,572.81
  4. Step 4: Simplify right side
    49,656.41x = 1,606,835,975.48
  5. Step 5: Solve for x
    x = 1,606,835,975.48/49,656.41
  6. Step 6: Final answer
    x = 32,359.08

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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.