Home / 19,038.62-28,561.18-5,892.32

Finding the Fourth Proportional to 19,038.62, 28,561.18 and 5,892.32

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Solution

The fourth proportional to 19,038.62, 28,561.18 and 5,892.32 is: 8,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.62 : 28,561.18 = 5,892.32 : x
  2. Step 2: Convert to fraction form
    19,038.62/28,561.18 = 5,892.32/x
  3. Step 3: Cross multiply
    19,038.62x = 28,561.18 × 5,892.32
  4. Step 4: Simplify right side
    19,038.62x = 168,291,612.14
  5. Step 5: Solve for x
    x = 168,291,612.14/19,038.62
  6. Step 6: Final answer
    x = 8,839.49

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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.