Home / 13,945.04-19,244.52-7,657.52

Finding the Fourth Proportional to 13,945.04, 19,244.52 and 7,657.52

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Solution

The fourth proportional to 13,945.04, 19,244.52 and 7,657.52 is: 10,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,945.04 : 19,244.52 = 7,657.52 : x
  2. Step 2: Convert to fraction form
    13,945.04/19,244.52 = 7,657.52/x
  3. Step 3: Cross multiply
    13,945.04x = 19,244.52 × 7,657.52
  4. Step 4: Simplify right side
    13,945.04x = 147,365,296.79
  5. Step 5: Solve for x
    x = 147,365,296.79/13,945.04
  6. Step 6: Final answer
    x = 10,567.58

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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.