Home / 19,587.38-27,030.51-11,089.33

Finding the Fourth Proportional to 19,587.38, 27,030.51 and 11,089.33

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Solution

The fourth proportional to 19,587.38, 27,030.51 and 11,089.33 is: 15,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.38 : 27,030.51 = 11,089.33 : x
  2. Step 2: Convert to fraction form
    19,587.38/27,030.51 = 11,089.33/x
  3. Step 3: Cross multiply
    19,587.38x = 27,030.51 × 11,089.33
  4. Step 4: Simplify right side
    19,587.38x = 299,750,177.88
  5. Step 5: Solve for x
    x = 299,750,177.88/19,587.38
  6. Step 6: Final answer
    x = 15,303.23

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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.