Home / 35,485.14-48,983.49-21,335.25

Finding the Fourth Proportional to 35,485.14, 48,983.49 and 21,335.25

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Solution

The fourth proportional to 35,485.14, 48,983.49 and 21,335.25 is: 29,451.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,485.14 : 48,983.49 = 21,335.25 : x
  2. Step 2: Convert to fraction form
    35,485.14/48,983.49 = 21,335.25/x
  3. Step 3: Cross multiply
    35,485.14x = 48,983.49 × 21,335.25
  4. Step 4: Simplify right side
    35,485.14x = 1,045,075,005.02
  5. Step 5: Solve for x
    x = 1,045,075,005.02/35,485.14
  6. Step 6: Final answer
    x = 29,451.06

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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.