Home / 15,879.04-23,820.99-4,193.17

Finding the Fourth Proportional to 15,879.04, 23,820.99 and 4,193.17

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Solution

The fourth proportional to 15,879.04, 23,820.99 and 4,193.17 is: 6,290.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879.04 : 23,820.99 = 4,193.17 : x
  2. Step 2: Convert to fraction form
    15,879.04/23,820.99 = 4,193.17/x
  3. Step 3: Cross multiply
    15,879.04x = 23,820.99 × 4,193.17
  4. Step 4: Simplify right side
    15,879.04x = 99,885,460.64
  5. Step 5: Solve for x
    x = 99,885,460.64/15,879.04
  6. Step 6: Final answer
    x = 6,290.40

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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.