Home / 14,030.20-21,012.90-9,623.80

Finding the Fourth Proportional to 14,030.20, 21,012.90 and 9,623.80

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Solution

The fourth proportional to 14,030.20, 21,012.90 and 9,623.80 is: 14,413.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.20 : 21,012.90 = 9,623.80 : x
  2. Step 2: Convert to fraction form
    14,030.20/21,012.90 = 9,623.80/x
  3. Step 3: Cross multiply
    14,030.20x = 21,012.90 × 9,623.80
  4. Step 4: Simplify right side
    14,030.20x = 202,223,947.02
  5. Step 5: Solve for x
    x = 202,223,947.02/14,030.20
  6. Step 6: Final answer
    x = 14,413.48

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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.