Home / 19,114.10-28,671.15-14,740.10

Finding the Fourth Proportional to 19,114.10, 28,671.15 and 14,740.10

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Solution

The fourth proportional to 19,114.10, 28,671.15 and 14,740.10 is: 22,110.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.10 : 28,671.15 = 14,740.10 : x
  2. Step 2: Convert to fraction form
    19,114.10/28,671.15 = 14,740.10/x
  3. Step 3: Cross multiply
    19,114.10x = 28,671.15 × 14,740.10
  4. Step 4: Simplify right side
    19,114.10x = 422,615,618.12
  5. Step 5: Solve for x
    x = 422,615,618.12/19,114.10
  6. Step 6: Final answer
    x = 22,110.15

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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.