Home / 14,273.25-19,697.18-7,985.63

Finding the Fourth Proportional to 14,273.25, 19,697.18 and 7,985.63

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Solution

The fourth proportional to 14,273.25, 19,697.18 and 7,985.63 is: 11,020.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273.25 : 19,697.18 = 7,985.63 : x
  2. Step 2: Convert to fraction form
    14,273.25/19,697.18 = 7,985.63/x
  3. Step 3: Cross multiply
    14,273.25x = 19,697.18 × 7,985.63
  4. Step 4: Simplify right side
    14,273.25x = 157,294,253.11
  5. Step 5: Solve for x
    x = 157,294,253.11/14,273.25
  6. Step 6: Final answer
    x = 11,020.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.