Home / 36,415.32-54,623.40-15,358.92

Finding the Fourth Proportional to 36,415.32, 54,623.40 and 15,358.92

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Solution

The fourth proportional to 36,415.32, 54,623.40 and 15,358.92 is: 23,038.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,415.32 : 54,623.40 = 15,358.92 : x
  2. Step 2: Convert to fraction form
    36,415.32/54,623.40 = 15,358.92/x
  3. Step 3: Cross multiply
    36,415.32x = 54,623.40 × 15,358.92
  4. Step 4: Simplify right side
    36,415.32x = 838,956,430.73
  5. Step 5: Solve for x
    x = 838,956,430.73/36,415.32
  6. Step 6: Final answer
    x = 23,038.56

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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.