Home / 19,114.59-28,620.50-15,590.06

Finding the Fourth Proportional to 19,114.59, 28,620.50 and 15,590.06

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Solution

The fourth proportional to 19,114.59, 28,620.50 and 15,590.06 is: 23,343.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.59 : 28,620.50 = 15,590.06 : x
  2. Step 2: Convert to fraction form
    19,114.59/28,620.50 = 15,590.06/x
  3. Step 3: Cross multiply
    19,114.59x = 28,620.50 × 15,590.06
  4. Step 4: Simplify right side
    19,114.59x = 446,195,091.18
  5. Step 5: Solve for x
    x = 446,195,091.18/19,114.59
  6. Step 6: Final answer
    x = 23,343.17

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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.