Home / 17,256.05-23,764.04-15,539.93

Finding the Fourth Proportional to 17,256.05, 23,764.04 and 15,539.93

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Solution

The fourth proportional to 17,256.05, 23,764.04 and 15,539.93 is: 21,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,256.05 : 23,764.04 = 15,539.93 : x
  2. Step 2: Convert to fraction form
    17,256.05/23,764.04 = 15,539.93/x
  3. Step 3: Cross multiply
    17,256.05x = 23,764.04 × 15,539.93
  4. Step 4: Simplify right side
    17,256.05x = 369,291,518.12
  5. Step 5: Solve for x
    x = 369,291,518.12/17,256.05
  6. Step 6: Final answer
    x = 21,400.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.