Home / 14,272.08-21,413.52-5,507.52

Finding the Fourth Proportional to 14,272.08, 21,413.52 and 5,507.52

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Solution

The fourth proportional to 14,272.08, 21,413.52 and 5,507.52 is: 8,263.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272.08 : 21,413.52 = 5,507.52 : x
  2. Step 2: Convert to fraction form
    14,272.08/21,413.52 = 5,507.52/x
  3. Step 3: Cross multiply
    14,272.08x = 21,413.52 × 5,507.52
  4. Step 4: Simplify right side
    14,272.08x = 117,935,389.67
  5. Step 5: Solve for x
    x = 117,935,389.67/14,272.08
  6. Step 6: Final answer
    x = 8,263.36

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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.