Home / 34,030.80-46,958.25-18,921.53

Finding the Fourth Proportional to 34,030.80, 46,958.25 and 18,921.53

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Solution

The fourth proportional to 34,030.80, 46,958.25 and 18,921.53 is: 26,109.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,030.80 : 46,958.25 = 18,921.53 : x
  2. Step 2: Convert to fraction form
    34,030.80/46,958.25 = 18,921.53/x
  3. Step 3: Cross multiply
    34,030.80x = 46,958.25 × 18,921.53
  4. Step 4: Simplify right side
    34,030.80x = 888,522,018.04
  5. Step 5: Solve for x
    x = 888,522,018.04/34,030.80
  6. Step 6: Final answer
    x = 26,109.35

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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.