Home / 35,130.37-48,479.31-19,214.48

Finding the Fourth Proportional to 35,130.37, 48,479.31 and 19,214.48

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Solution

The fourth proportional to 35,130.37, 48,479.31 and 19,214.48 is: 26,515.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,130.37 : 48,479.31 = 19,214.48 : x
  2. Step 2: Convert to fraction form
    35,130.37/48,479.31 = 19,214.48/x
  3. Step 3: Cross multiply
    35,130.37x = 48,479.31 × 19,214.48
  4. Step 4: Simplify right side
    35,130.37x = 931,504,732.41
  5. Step 5: Solve for x
    x = 931,504,732.41/35,130.37
  6. Step 6: Final answer
    x = 26,515.65

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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.