Home / 35,279.09-48,685.74-19,365.02

Finding the Fourth Proportional to 35,279.09, 48,685.74 and 19,365.02

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Solution

The fourth proportional to 35,279.09, 48,685.74 and 19,365.02 is: 26,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.09 : 48,685.74 = 19,365.02 : x
  2. Step 2: Convert to fraction form
    35,279.09/48,685.74 = 19,365.02/x
  3. Step 3: Cross multiply
    35,279.09x = 48,685.74 × 19,365.02
  4. Step 4: Simplify right side
    35,279.09x = 942,800,328.81
  5. Step 5: Solve for x
    x = 942,800,328.81/35,279.09
  6. Step 6: Final answer
    x = 26,724.05

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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.