Home / 36,030.74-54,009.16-13,838.14

Finding the Fourth Proportional to 36,030.74, 54,009.16 and 13,838.14

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Solution

The fourth proportional to 36,030.74, 54,009.16 and 13,838.14 is: 20,743.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,030.74 : 54,009.16 = 13,838.14 : x
  2. Step 2: Convert to fraction form
    36,030.74/54,009.16 = 13,838.14/x
  3. Step 3: Cross multiply
    36,030.74x = 54,009.16 × 13,838.14
  4. Step 4: Simplify right side
    36,030.74x = 747,386,317.36
  5. Step 5: Solve for x
    x = 747,386,317.36/36,030.74
  6. Step 6: Final answer
    x = 20,743.02

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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.