Home / 36,864.40-55,296.60-19,368.40

Finding the Fourth Proportional to 36,864.40, 55,296.60 and 19,368.40

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Solution

The fourth proportional to 36,864.40, 55,296.60 and 19,368.40 is: 29,052.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,864.40 : 55,296.60 = 19,368.40 : x
  2. Step 2: Convert to fraction form
    36,864.40/55,296.60 = 19,368.40/x
  3. Step 3: Cross multiply
    36,864.40x = 55,296.60 × 19,368.40
  4. Step 4: Simplify right side
    36,864.40x = 1,071,006,667.44
  5. Step 5: Solve for x
    x = 1,071,006,667.44/36,864.40
  6. Step 6: Final answer
    x = 29,052.60

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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.