Home / 37,603.68-56,368-18,826.40

Finding the Fourth Proportional to 37,603.68, 56,368 and 18,826.40

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Solution

The fourth proportional to 37,603.68, 56,368 and 18,826.40 is: 28,220.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,603.68 : 56,368 = 18,826.40 : x
  2. Step 2: Convert to fraction form
    37,603.68/56,368 = 18,826.40/x
  3. Step 3: Cross multiply
    37,603.68x = 56,368 × 18,826.40
  4. Step 4: Simplify right side
    37,603.68x = 1,061,206,515.20
  5. Step 5: Solve for x
    x = 1,061,206,515.20/37,603.68
  6. Step 6: Final answer
    x = 28,220.82

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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.