Home / 36,623.12-54,938.40-9,969.50

Finding the Fourth Proportional to 36,623.12, 54,938.40 and 9,969.50

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Solution

The fourth proportional to 36,623.12, 54,938.40 and 9,969.50 is: 14,955.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,623.12 : 54,938.40 = 9,969.50 : x
  2. Step 2: Convert to fraction form
    36,623.12/54,938.40 = 9,969.50/x
  3. Step 3: Cross multiply
    36,623.12x = 54,938.40 × 9,969.50
  4. Step 4: Simplify right side
    36,623.12x = 547,708,378.80
  5. Step 5: Solve for x
    x = 547,708,378.80/36,623.12
  6. Step 6: Final answer
    x = 14,955.26

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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.