Home / 37,578.30-56,372.13-12,277.25

Finding the Fourth Proportional to 37,578.30, 56,372.13 and 12,277.25

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Solution

The fourth proportional to 37,578.30, 56,372.13 and 12,277.25 is: 18,417.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,578.30 : 56,372.13 = 12,277.25 : x
  2. Step 2: Convert to fraction form
    37,578.30/56,372.13 = 12,277.25/x
  3. Step 3: Cross multiply
    37,578.30x = 56,372.13 × 12,277.25
  4. Step 4: Simplify right side
    37,578.30x = 692,094,451.18
  5. Step 5: Solve for x
    x = 692,094,451.18/37,578.30
  6. Step 6: Final answer
    x = 18,417.40

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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.