Home / 19,002.65-28,504.04-5,854.95

Finding the Fourth Proportional to 19,002.65, 28,504.04 and 5,854.95

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Solution

The fourth proportional to 19,002.65, 28,504.04 and 5,854.95 is: 8,782.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,002.65 : 28,504.04 = 5,854.95 : x
  2. Step 2: Convert to fraction form
    19,002.65/28,504.04 = 5,854.95/x
  3. Step 3: Cross multiply
    19,002.65x = 28,504.04 × 5,854.95
  4. Step 4: Simplify right side
    19,002.65x = 166,889,699.72
  5. Step 5: Solve for x
    x = 166,889,699.72/19,002.65
  6. Step 6: Final answer
    x = 8,782.45

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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.