Home / 19,055.04-28,522.08-18,329.28

Finding the Fourth Proportional to 19,055.04, 28,522.08 and 18,329.28

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Solution

The fourth proportional to 19,055.04, 28,522.08 and 18,329.28 is: 27,435.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.04 : 28,522.08 = 18,329.28 : x
  2. Step 2: Convert to fraction form
    19,055.04/28,522.08 = 18,329.28/x
  3. Step 3: Cross multiply
    19,055.04x = 28,522.08 × 18,329.28
  4. Step 4: Simplify right side
    19,055.04x = 522,789,190.50
  5. Step 5: Solve for x
    x = 522,789,190.50/19,055.04
  6. Step 6: Final answer
    x = 27,435.74

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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.