Home / 30,747.02-46,064.90-14,120.96

Finding the Fourth Proportional to 30,747.02, 46,064.90 and 14,120.96

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Solution

The fourth proportional to 30,747.02, 46,064.90 and 14,120.96 is: 21,155.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,747.02 : 46,064.90 = 14,120.96 : x
  2. Step 2: Convert to fraction form
    30,747.02/46,064.90 = 14,120.96/x
  3. Step 3: Cross multiply
    30,747.02x = 46,064.90 × 14,120.96
  4. Step 4: Simplify right side
    30,747.02x = 650,480,415.28
  5. Step 5: Solve for x
    x = 650,480,415.28/30,747.02
  6. Step 6: Final answer
    x = 21,155.89

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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.