Home / 19,143.08-28,680.54-16,341.16

Finding the Fourth Proportional to 19,143.08, 28,680.54 and 16,341.16

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Solution

The fourth proportional to 19,143.08, 28,680.54 and 16,341.16 is: 24,482.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,143.08 : 28,680.54 = 16,341.16 : x
  2. Step 2: Convert to fraction form
    19,143.08/28,680.54 = 16,341.16/x
  3. Step 3: Cross multiply
    19,143.08x = 28,680.54 × 16,341.16
  4. Step 4: Simplify right side
    19,143.08x = 468,673,293.03
  5. Step 5: Solve for x
    x = 468,673,293.03/19,143.08
  6. Step 6: Final answer
    x = 24,482.65

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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.