Home / 36,880.61-55,345.52-19,127.64

Finding the Fourth Proportional to 36,880.61, 55,345.52 and 19,127.64

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Solution

The fourth proportional to 36,880.61, 55,345.52 and 19,127.64 is: 28,704.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,880.61 : 55,345.52 = 19,127.64 : x
  2. Step 2: Convert to fraction form
    36,880.61/55,345.52 = 19,127.64/x
  3. Step 3: Cross multiply
    36,880.61x = 55,345.52 × 19,127.64
  4. Step 4: Simplify right side
    36,880.61x = 1,058,629,043.81
  5. Step 5: Solve for x
    x = 1,058,629,043.81/36,880.61
  6. Step 6: Final answer
    x = 28,704.22

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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.