Home / 52,140.04-71,936.34-29,476.84

Finding the Fourth Proportional to 52,140.04, 71,936.34 and 29,476.84

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Solution

The fourth proportional to 52,140.04, 71,936.34 and 29,476.84 is: 40,668.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,140.04 : 71,936.34 = 29,476.84 : x
  2. Step 2: Convert to fraction form
    52,140.04/71,936.34 = 29,476.84/x
  3. Step 3: Cross multiply
    52,140.04x = 71,936.34 × 29,476.84
  4. Step 4: Simplify right side
    52,140.04x = 2,120,455,984.37
  5. Step 5: Solve for x
    x = 2,120,455,984.37/52,140.04
  6. Step 6: Final answer
    x = 40,668.48

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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.