Home / 35,413.16-53,007.42-19,783.40

Finding the Fourth Proportional to 35,413.16, 53,007.42 and 19,783.40

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Solution

The fourth proportional to 35,413.16, 53,007.42 and 19,783.40 is: 29,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,413.16 : 53,007.42 = 19,783.40 : x
  2. Step 2: Convert to fraction form
    35,413.16/53,007.42 = 19,783.40/x
  3. Step 3: Cross multiply
    35,413.16x = 53,007.42 × 19,783.40
  4. Step 4: Simplify right side
    35,413.16x = 1,048,666,992.83
  5. Step 5: Solve for x
    x = 1,048,666,992.83/35,413.16
  6. Step 6: Final answer
    x = 29,612.35

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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.