Home / 22,303.75-33,445.03-12,946.65

Finding the Fourth Proportional to 22,303.75, 33,445.03 and 12,946.65

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Solution

The fourth proportional to 22,303.75, 33,445.03 and 12,946.65 is: 19,413.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,303.75 : 33,445.03 = 12,946.65 : x
  2. Step 2: Convert to fraction form
    22,303.75/33,445.03 = 12,946.65/x
  3. Step 3: Cross multiply
    22,303.75x = 33,445.03 × 12,946.65
  4. Step 4: Simplify right side
    22,303.75x = 433,001,065.28
  5. Step 5: Solve for x
    x = 433,001,065.28/22,303.75
  6. Step 6: Final answer
    x = 19,413.83

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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.