Home / 39,599.51-54,647.32-23,687.72

Finding the Fourth Proportional to 39,599.51, 54,647.32 and 23,687.72

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Solution

The fourth proportional to 39,599.51, 54,647.32 and 23,687.72 is: 32,689.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,599.51 : 54,647.32 = 23,687.72 : x
  2. Step 2: Convert to fraction form
    39,599.51/54,647.32 = 23,687.72/x
  3. Step 3: Cross multiply
    39,599.51x = 54,647.32 × 23,687.72
  4. Step 4: Simplify right side
    39,599.51x = 1,294,470,211.41
  5. Step 5: Solve for x
    x = 1,294,470,211.41/39,599.51
  6. Step 6: Final answer
    x = 32,689.05

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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.