Home / 16,403.03-22,647.07-12,619.52

Finding the Fourth Proportional to 16,403.03, 22,647.07 and 12,619.52

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Solution

The fourth proportional to 16,403.03, 22,647.07 and 12,619.52 is: 17,423.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,403.03 : 22,647.07 = 12,619.52 : x
  2. Step 2: Convert to fraction form
    16,403.03/22,647.07 = 12,619.52/x
  3. Step 3: Cross multiply
    16,403.03x = 22,647.07 × 12,619.52
  4. Step 4: Simplify right side
    16,403.03x = 285,795,152.81
  5. Step 5: Solve for x
    x = 285,795,152.81/16,403.03
  6. Step 6: Final answer
    x = 17,423.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.