Home / 46,548.81-69,783.71-18,488.61

Finding the Fourth Proportional to 46,548.81, 69,783.71 and 18,488.61

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Solution

The fourth proportional to 46,548.81, 69,783.71 and 18,488.61 is: 27,717.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,548.81 : 69,783.71 = 18,488.61 : x
  2. Step 2: Convert to fraction form
    46,548.81/69,783.71 = 18,488.61/x
  3. Step 3: Cross multiply
    46,548.81x = 69,783.71 × 18,488.61
  4. Step 4: Simplify right side
    46,548.81x = 1,290,203,706.10
  5. Step 5: Solve for x
    x = 1,290,203,706.10/46,548.81
  6. Step 6: Final answer
    x = 27,717.22

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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.