Home / 19,413.28-26,724.22-14,368.00

Finding the Fourth Proportional to 19,413.28, 26,724.22 and 14,368.00

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Solution

The fourth proportional to 19,413.28, 26,724.22 and 14,368.00 is: 19,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,413.28 : 26,724.22 = 14,368.00 : x
  2. Step 2: Convert to fraction form
    19,413.28/26,724.22 = 14,368.00/x
  3. Step 3: Cross multiply
    19,413.28x = 26,724.22 × 14,368.00
  4. Step 4: Simplify right side
    19,413.28x = 383,973,440.12
  5. Step 5: Solve for x
    x = 383,973,440.12/19,413.28
  6. Step 6: Final answer
    x = 19,778.90

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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.