Home / 37,645.62-56,448.24-12,677.40

Finding the Fourth Proportional to 37,645.62, 56,448.24 and 12,677.40

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Solution

The fourth proportional to 37,645.62, 56,448.24 and 12,677.40 is: 19,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,645.62 : 56,448.24 = 12,677.40 : x
  2. Step 2: Convert to fraction form
    37,645.62/56,448.24 = 12,677.40/x
  3. Step 3: Cross multiply
    37,645.62x = 56,448.24 × 12,677.40
  4. Step 4: Simplify right side
    37,645.62x = 715,616,917.78
  5. Step 5: Solve for x
    x = 715,616,917.78/37,645.62
  6. Step 6: Final answer
    x = 19,009.30

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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.