Home / 48,405.49-66,762.61-35,021.05

Finding the Fourth Proportional to 48,405.49, 66,762.61 and 35,021.05

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Solution

The fourth proportional to 48,405.49, 66,762.61 and 35,021.05 is: 48,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,405.49 : 66,762.61 = 35,021.05 : x
  2. Step 2: Convert to fraction form
    48,405.49/66,762.61 = 35,021.05/x
  3. Step 3: Cross multiply
    48,405.49x = 66,762.61 × 35,021.05
  4. Step 4: Simplify right side
    48,405.49x = 2,338,096,448.48
  5. Step 5: Solve for x
    x = 2,338,096,448.48/48,405.49
  6. Step 6: Final answer
    x = 48,302.30

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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.