Home / 39,812.16-54,938.88-23,050.56

Finding the Fourth Proportional to 39,812.16, 54,938.88 and 23,050.56

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Solution

The fourth proportional to 39,812.16, 54,938.88 and 23,050.56 is: 31,808.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,812.16 : 54,938.88 = 23,050.56 : x
  2. Step 2: Convert to fraction form
    39,812.16/54,938.88 = 23,050.56/x
  3. Step 3: Cross multiply
    39,812.16x = 54,938.88 × 23,050.56
  4. Step 4: Simplify right side
    39,812.16x = 1,266,371,949.77
  5. Step 5: Solve for x
    x = 1,266,371,949.77/39,812.16
  6. Step 6: Final answer
    x = 31,808.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.