Home / 23,488.12-32,413.36-12,877.92

Finding the Fourth Proportional to 23,488.12, 32,413.36 and 12,877.92

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Solution

The fourth proportional to 23,488.12, 32,413.36 and 12,877.92 is: 17,771.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,488.12 : 32,413.36 = 12,877.92 : x
  2. Step 2: Convert to fraction form
    23,488.12/32,413.36 = 12,877.92/x
  3. Step 3: Cross multiply
    23,488.12x = 32,413.36 × 12,877.92
  4. Step 4: Simplify right side
    23,488.12x = 417,416,657.01
  5. Step 5: Solve for x
    x = 417,416,657.01/23,488.12
  6. Step 6: Final answer
    x = 17,771.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.