Home / 57,735.40-86,595.92-15,618.90

Finding the Fourth Proportional to 57,735.40, 86,595.92 and 15,618.90

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Solution

The fourth proportional to 57,735.40, 86,595.92 and 15,618.90 is: 23,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,735.40 : 86,595.92 = 15,618.90 : x
  2. Step 2: Convert to fraction form
    57,735.40/86,595.92 = 15,618.90/x
  3. Step 3: Cross multiply
    57,735.40x = 86,595.92 × 15,618.90
  4. Step 4: Simplify right side
    57,735.40x = 1,352,533,014.89
  5. Step 5: Solve for x
    x = 1,352,533,014.89/57,735.40
  6. Step 6: Final answer
    x = 23,426.41

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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.