Home / 44,731.50-67,055.58-15,128.64

Finding the Fourth Proportional to 44,731.50, 67,055.58 and 15,128.64

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Solution

The fourth proportional to 44,731.50, 67,055.58 and 15,128.64 is: 22,678.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,731.50 : 67,055.58 = 15,128.64 : x
  2. Step 2: Convert to fraction form
    44,731.50/67,055.58 = 15,128.64/x
  3. Step 3: Cross multiply
    44,731.50x = 67,055.58 × 15,128.64
  4. Step 4: Simplify right side
    44,731.50x = 1,014,459,729.81
  5. Step 5: Solve for x
    x = 1,014,459,729.81/44,731.50
  6. Step 6: Final answer
    x = 22,678.87

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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.