Home / 35,477.04-48,929.76-21,326.88

Finding the Fourth Proportional to 35,477.04, 48,929.76 and 21,326.88

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Solution

The fourth proportional to 35,477.04, 48,929.76 and 21,326.88 is: 29,413.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,477.04 : 48,929.76 = 21,326.88 : x
  2. Step 2: Convert to fraction form
    35,477.04/48,929.76 = 21,326.88/x
  3. Step 3: Cross multiply
    35,477.04x = 48,929.76 × 21,326.88
  4. Step 4: Simplify right side
    35,477.04x = 1,043,519,119.95
  5. Step 5: Solve for x
    x = 1,043,519,119.95/35,477.04
  6. Step 6: Final answer
    x = 29,413.93

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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.