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Finding the Fourth Proportional to 17,762.16, 26,646.12 and 8,993.52

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Solution

The fourth proportional to 17,762.16, 26,646.12 and 8,993.52 is: 13,491.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,762.16 : 26,646.12 = 8,993.52 : x
  2. Step 2: Convert to fraction form
    17,762.16/26,646.12 = 8,993.52/x
  3. Step 3: Cross multiply
    17,762.16x = 26,646.12 × 8,993.52
  4. Step 4: Simplify right side
    17,762.16x = 239,642,413.14
  5. Step 5: Solve for x
    x = 239,642,413.14/17,762.16
  6. Step 6: Final answer
    x = 13,491.74

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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.