Home / 39,038.96-58,497.12-30,176

Finding the Fourth Proportional to 39,038.96, 58,497.12 and 30,176

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Solution

The fourth proportional to 39,038.96, 58,497.12 and 30,176 is: 45,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,038.96 : 58,497.12 = 30,176 : x
  2. Step 2: Convert to fraction form
    39,038.96/58,497.12 = 30,176/x
  3. Step 3: Cross multiply
    39,038.96x = 58,497.12 × 30,176
  4. Step 4: Simplify right side
    39,038.96x = 1,765,209,093.12
  5. Step 5: Solve for x
    x = 1,765,209,093.12/39,038.96
  6. Step 6: Final answer
    x = 45,216.60

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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.