Home / 36,397.79-54,602.20-11,435.50

Finding the Fourth Proportional to 36,397.79, 54,602.20 and 11,435.50

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Solution

The fourth proportional to 36,397.79, 54,602.20 and 11,435.50 is: 17,154.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,397.79 : 54,602.20 = 11,435.50 : x
  2. Step 2: Convert to fraction form
    36,397.79/54,602.20 = 11,435.50/x
  3. Step 3: Cross multiply
    36,397.79x = 54,602.20 × 11,435.50
  4. Step 4: Simplify right side
    36,397.79x = 624,403,233.51
  5. Step 5: Solve for x
    x = 624,403,233.51/36,397.79
  6. Step 6: Final answer
    x = 17,154.98

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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.