Home / 37,047.70-55,535.10-18,312.40

Finding the Fourth Proportional to 37,047.70, 55,535.10 and 18,312.40

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Solution

The fourth proportional to 37,047.70, 55,535.10 and 18,312.40 is: 27,450.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,047.70 : 55,535.10 = 18,312.40 : x
  2. Step 2: Convert to fraction form
    37,047.70/55,535.10 = 18,312.40/x
  3. Step 3: Cross multiply
    37,047.70x = 55,535.10 × 18,312.40
  4. Step 4: Simplify right side
    37,047.70x = 1,016,980,965.24
  5. Step 5: Solve for x
    x = 1,016,980,965.24/37,047.70
  6. Step 6: Final answer
    x = 27,450.58

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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.