Home / 37,628.92-56,443.38-12,666.88

Finding the Fourth Proportional to 37,628.92, 56,443.38 and 12,666.88

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Solution

The fourth proportional to 37,628.92, 56,443.38 and 12,666.88 is: 19,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,628.92 : 56,443.38 = 12,666.88 : x
  2. Step 2: Convert to fraction form
    37,628.92/56,443.38 = 12,666.88/x
  3. Step 3: Cross multiply
    37,628.92x = 56,443.38 × 12,666.88
  4. Step 4: Simplify right side
    37,628.92x = 714,961,521.25
  5. Step 5: Solve for x
    x = 714,961,521.25/37,628.92
  6. Step 6: Final answer
    x = 19,000.32

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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.