Home / 37,639.36-56,458.08-9,937.60

Finding the Fourth Proportional to 37,639.36, 56,458.08 and 9,937.60

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Solution

The fourth proportional to 37,639.36, 56,458.08 and 9,937.60 is: 14,906.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,639.36 : 56,458.08 = 9,937.60 : x
  2. Step 2: Convert to fraction form
    37,639.36/56,458.08 = 9,937.60/x
  3. Step 3: Cross multiply
    37,639.36x = 56,458.08 × 9,937.60
  4. Step 4: Simplify right side
    37,639.36x = 561,057,815.81
  5. Step 5: Solve for x
    x = 561,057,815.81/37,639.36
  6. Step 6: Final answer
    x = 14,906.15

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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.