Home / 49,210.64-73,772.08-18,038.60

Finding the Fourth Proportional to 49,210.64, 73,772.08 and 18,038.60

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Solution

The fourth proportional to 49,210.64, 73,772.08 and 18,038.60 is: 27,041.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,210.64 : 73,772.08 = 18,038.60 : x
  2. Step 2: Convert to fraction form
    49,210.64/73,772.08 = 18,038.60/x
  3. Step 3: Cross multiply
    49,210.64x = 73,772.08 × 18,038.60
  4. Step 4: Simplify right side
    49,210.64x = 1,330,745,042.29
  5. Step 5: Solve for x
    x = 1,330,745,042.29/49,210.64
  6. Step 6: Final answer
    x = 27,041.82

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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.