Home / 38,080.07-52,550.49-21,313.07

Finding the Fourth Proportional to 38,080.07, 52,550.49 and 21,313.07

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Solution

The fourth proportional to 38,080.07, 52,550.49 and 21,313.07 is: 29,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,080.07 : 52,550.49 = 21,313.07 : x
  2. Step 2: Convert to fraction form
    38,080.07/52,550.49 = 21,313.07/x
  3. Step 3: Cross multiply
    38,080.07x = 52,550.49 × 21,313.07
  4. Step 4: Simplify right side
    38,080.07x = 1,120,012,271.90
  5. Step 5: Solve for x
    x = 1,120,012,271.90/38,080.07
  6. Step 6: Final answer
    x = 29,412.03

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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.