Home / 19,055.97-28,586.66-5,909.45

Finding the Fourth Proportional to 19,055.97, 28,586.66 and 5,909.45

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Solution

The fourth proportional to 19,055.97, 28,586.66 and 5,909.45 is: 8,865.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.97 : 28,586.66 = 5,909.45 : x
  2. Step 2: Convert to fraction form
    19,055.97/28,586.66 = 5,909.45/x
  3. Step 3: Cross multiply
    19,055.97x = 28,586.66 × 5,909.45
  4. Step 4: Simplify right side
    19,055.97x = 168,931,265.46
  5. Step 5: Solve for x
    x = 168,931,265.46/19,055.97
  6. Step 6: Final answer
    x = 8,865.00

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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.