Home / 15,637.85-23,458.31-4,541.56

Finding the Fourth Proportional to 15,637.85, 23,458.31 and 4,541.56

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Solution

The fourth proportional to 15,637.85, 23,458.31 and 4,541.56 is: 6,812.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.85 : 23,458.31 = 4,541.56 : x
  2. Step 2: Convert to fraction form
    15,637.85/23,458.31 = 4,541.56/x
  3. Step 3: Cross multiply
    15,637.85x = 23,458.31 × 4,541.56
  4. Step 4: Simplify right side
    15,637.85x = 106,537,225.05
  5. Step 5: Solve for x
    x = 106,537,225.05/15,637.85
  6. Step 6: Final answer
    x = 6,812.78

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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.