Home / 19,127.14-28,498.47-18,052.82

Finding the Fourth Proportional to 19,127.14, 28,498.47 and 18,052.82

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Solution

The fourth proportional to 19,127.14, 28,498.47 and 18,052.82 is: 26,897.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,127.14 : 28,498.47 = 18,052.82 : x
  2. Step 2: Convert to fraction form
    19,127.14/28,498.47 = 18,052.82/x
  3. Step 3: Cross multiply
    19,127.14x = 28,498.47 × 18,052.82
  4. Step 4: Simplify right side
    19,127.14x = 514,477,749.19
  5. Step 5: Solve for x
    x = 514,477,749.19/19,127.14
  6. Step 6: Final answer
    x = 26,897.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.