Home / 35,602.80-49,147.56-21,267.60

Finding the Fourth Proportional to 35,602.80, 49,147.56 and 21,267.60

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Solution

The fourth proportional to 35,602.80, 49,147.56 and 21,267.60 is: 29,358.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,602.80 : 49,147.56 = 21,267.60 : x
  2. Step 2: Convert to fraction form
    35,602.80/49,147.56 = 21,267.60/x
  3. Step 3: Cross multiply
    35,602.80x = 49,147.56 × 21,267.60
  4. Step 4: Simplify right side
    35,602.80x = 1,045,250,647.06
  5. Step 5: Solve for x
    x = 1,045,250,647.06/35,602.80
  6. Step 6: Final answer
    x = 29,358.66

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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.