Home / 43,737.48-65,616.64-14,155.32

Finding the Fourth Proportional to 43,737.48, 65,616.64 and 14,155.32

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Solution

The fourth proportional to 43,737.48, 65,616.64 and 14,155.32 is: 21,236.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,737.48 : 65,616.64 = 14,155.32 : x
  2. Step 2: Convert to fraction form
    43,737.48/65,616.64 = 14,155.32/x
  3. Step 3: Cross multiply
    43,737.48x = 65,616.64 × 14,155.32
  4. Step 4: Simplify right side
    43,737.48x = 928,824,351.56
  5. Step 5: Solve for x
    x = 928,824,351.56/43,737.48
  6. Step 6: Final answer
    x = 21,236.35

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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.