Home / 20,376.77-30,552.59-13,348.19

Finding the Fourth Proportional to 20,376.77, 30,552.59 and 13,348.19

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Solution

The fourth proportional to 20,376.77, 30,552.59 and 13,348.19 is: 20,014.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,376.77 : 30,552.59 = 13,348.19 : x
  2. Step 2: Convert to fraction form
    20,376.77/30,552.59 = 13,348.19/x
  3. Step 3: Cross multiply
    20,376.77x = 30,552.59 × 13,348.19
  4. Step 4: Simplify right side
    20,376.77x = 407,821,886.06
  5. Step 5: Solve for x
    x = 407,821,886.06/20,376.77
  6. Step 6: Final answer
    x = 20,014.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.