Home / 19,068.93-28,577.07-13,761.63

Finding the Fourth Proportional to 19,068.93, 28,577.07 and 13,761.63

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Solution

The fourth proportional to 19,068.93, 28,577.07 and 13,761.63 is: 20,623.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,068.93 : 28,577.07 = 13,761.63 : x
  2. Step 2: Convert to fraction form
    19,068.93/28,577.07 = 13,761.63/x
  3. Step 3: Cross multiply
    19,068.93x = 28,577.07 × 13,761.63
  4. Step 4: Simplify right side
    19,068.93x = 393,267,063.82
  5. Step 5: Solve for x
    x = 393,267,063.82/19,068.93
  6. Step 6: Final answer
    x = 20,623.45

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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.