Home / 14,275.80-21,413.70-9,610.20

Finding the Fourth Proportional to 14,275.80, 21,413.70 and 9,610.20

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Solution

The fourth proportional to 14,275.80, 21,413.70 and 9,610.20 is: 14,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,275.80 : 21,413.70 = 9,610.20 : x
  2. Step 2: Convert to fraction form
    14,275.80/21,413.70 = 9,610.20/x
  3. Step 3: Cross multiply
    14,275.80x = 21,413.70 × 9,610.20
  4. Step 4: Simplify right side
    14,275.80x = 205,789,939.74
  5. Step 5: Solve for x
    x = 205,789,939.74/14,275.80
  6. Step 6: Final answer
    x = 14,415.30

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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.