Home / 14,620.51-21,930.45-5,853.07

Finding the Fourth Proportional to 14,620.51, 21,930.45 and 5,853.07

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Solution

The fourth proportional to 14,620.51, 21,930.45 and 5,853.07 is: 8,779.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,620.51 : 21,930.45 = 5,853.07 : x
  2. Step 2: Convert to fraction form
    14,620.51/21,930.45 = 5,853.07/x
  3. Step 3: Cross multiply
    14,620.51x = 21,930.45 × 5,853.07
  4. Step 4: Simplify right side
    14,620.51x = 128,360,458.98
  5. Step 5: Solve for x
    x = 128,360,458.98/14,620.51
  6. Step 6: Final answer
    x = 8,779.48

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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.