Home / 37,643.05-56,450.23-12,676.40

Finding the Fourth Proportional to 37,643.05, 56,450.23 and 12,676.40

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Solution

The fourth proportional to 37,643.05, 56,450.23 and 12,676.40 is: 19,009.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,643.05 : 56,450.23 = 12,676.40 : x
  2. Step 2: Convert to fraction form
    37,643.05/56,450.23 = 12,676.40/x
  3. Step 3: Cross multiply
    37,643.05x = 56,450.23 × 12,676.40
  4. Step 4: Simplify right side
    37,643.05x = 715,585,695.57
  5. Step 5: Solve for x
    x = 715,585,695.57/37,643.05
  6. Step 6: Final answer
    x = 19,009.77

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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.