Home / 19,124.07-28,681.77-7,273.60

Finding the Fourth Proportional to 19,124.07, 28,681.77 and 7,273.60

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Solution

The fourth proportional to 19,124.07, 28,681.77 and 7,273.60 is: 10,908.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,124.07 : 28,681.77 = 7,273.60 : x
  2. Step 2: Convert to fraction form
    19,124.07/28,681.77 = 7,273.60/x
  3. Step 3: Cross multiply
    19,124.07x = 28,681.77 × 7,273.60
  4. Step 4: Simplify right side
    19,124.07x = 208,619,722.27
  5. Step 5: Solve for x
    x = 208,619,722.27/19,124.07
  6. Step 6: Final answer
    x = 10,908.75

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1.5x scale

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.