Home / 35,969.49-49,641.53-20,866.77

Finding the Fourth Proportional to 35,969.49, 49,641.53 and 20,866.77

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Solution

The fourth proportional to 35,969.49, 49,641.53 and 20,866.77 is: 28,798.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,969.49 : 49,641.53 = 20,866.77 : x
  2. Step 2: Convert to fraction form
    35,969.49/49,641.53 = 20,866.77/x
  3. Step 3: Cross multiply
    35,969.49x = 49,641.53 × 20,866.77
  4. Step 4: Simplify right side
    35,969.49x = 1,035,858,284.62
  5. Step 5: Solve for x
    x = 1,035,858,284.62/35,969.49
  6. Step 6: Final answer
    x = 28,798.25

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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.