Home / 49,688.21-74,532.32-14,627.87

Finding the Fourth Proportional to 49,688.21, 74,532.32 and 14,627.87

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Solution

The fourth proportional to 49,688.21, 74,532.32 and 14,627.87 is: 21,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,688.21 : 74,532.32 = 14,627.87 : x
  2. Step 2: Convert to fraction form
    49,688.21/74,532.32 = 14,627.87/x
  3. Step 3: Cross multiply
    49,688.21x = 74,532.32 × 14,627.87
  4. Step 4: Simplify right side
    49,688.21x = 1,090,249,087.76
  5. Step 5: Solve for x
    x = 1,090,249,087.76/49,688.21
  6. Step 6: Final answer
    x = 21,941.81

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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.