Home / 14,349.40-19,801.90-7,975.92

Finding the Fourth Proportional to 14,349.40, 19,801.90 and 7,975.92

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Solution

The fourth proportional to 14,349.40, 19,801.90 and 7,975.92 is: 11,006.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,349.40 : 19,801.90 = 7,975.92 : x
  2. Step 2: Convert to fraction form
    14,349.40/19,801.90 = 7,975.92/x
  3. Step 3: Cross multiply
    14,349.40x = 19,801.90 × 7,975.92
  4. Step 4: Simplify right side
    14,349.40x = 157,938,370.25
  5. Step 5: Solve for x
    x = 157,938,370.25/14,349.40
  6. Step 6: Final answer
    x = 11,006.62

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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.