Home / 14,031.04-21,033.60-11,413.12

Finding the Fourth Proportional to 14,031.04, 21,033.60 and 11,413.12

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Solution

The fourth proportional to 14,031.04, 21,033.60 and 11,413.12 is: 17,109.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,031.04 : 21,033.60 = 11,413.12 : x
  2. Step 2: Convert to fraction form
    14,031.04/21,033.60 = 11,413.12/x
  3. Step 3: Cross multiply
    14,031.04x = 21,033.60 × 11,413.12
  4. Step 4: Simplify right side
    14,031.04x = 240,059,000.83
  5. Step 5: Solve for x
    x = 240,059,000.83/14,031.04
  6. Step 6: Final answer
    x = 17,109.14

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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.