Home / 12,531.04-18,796.69-5,038.07

Finding the Fourth Proportional to 12,531.04, 18,796.69 and 5,038.07

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Solution

The fourth proportional to 12,531.04, 18,796.69 and 5,038.07 is: 7,557.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,531.04 : 18,796.69 = 5,038.07 : x
  2. Step 2: Convert to fraction form
    12,531.04/18,796.69 = 5,038.07/x
  3. Step 3: Cross multiply
    12,531.04x = 18,796.69 × 5,038.07
  4. Step 4: Simplify right side
    12,531.04x = 94,698,952.30
  5. Step 5: Solve for x
    x = 94,698,952.30/12,531.04
  6. Step 6: Final answer
    x = 7,557.15

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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.