Home / 46,282.36-69,412.58-19,972.74

Finding the Fourth Proportional to 46,282.36, 69,412.58 and 19,972.74

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Solution

The fourth proportional to 46,282.36, 69,412.58 and 19,972.74 is: 29,954.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,282.36 : 69,412.58 = 19,972.74 : x
  2. Step 2: Convert to fraction form
    46,282.36/69,412.58 = 19,972.74/x
  3. Step 3: Cross multiply
    46,282.36x = 69,412.58 × 19,972.74
  4. Step 4: Simplify right side
    46,282.36x = 1,386,359,413.07
  5. Step 5: Solve for x
    x = 1,386,359,413.07/46,282.36
  6. Step 6: Final answer
    x = 29,954.38

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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.