Home / 30,794.40-46,191.60-10,017.90

Finding the Fourth Proportional to 30,794.40, 46,191.60 and 10,017.90

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Solution

The fourth proportional to 30,794.40, 46,191.60 and 10,017.90 is: 15,026.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,794.40 : 46,191.60 = 10,017.90 : x
  2. Step 2: Convert to fraction form
    30,794.40/46,191.60 = 10,017.90/x
  3. Step 3: Cross multiply
    30,794.40x = 46,191.60 × 10,017.90
  4. Step 4: Simplify right side
    30,794.40x = 462,742,829.64
  5. Step 5: Solve for x
    x = 462,742,829.64/30,794.40
  6. Step 6: Final answer
    x = 15,026.85

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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.