Home / 46,921.59-70,393.41-13,642.38

Finding the Fourth Proportional to 46,921.59, 70,393.41 and 13,642.38

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Solution

The fourth proportional to 46,921.59, 70,393.41 and 13,642.38 is: 20,466.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,921.59 : 70,393.41 = 13,642.38 : x
  2. Step 2: Convert to fraction form
    46,921.59/70,393.41 = 13,642.38/x
  3. Step 3: Cross multiply
    46,921.59x = 70,393.41 × 13,642.38
  4. Step 4: Simplify right side
    46,921.59x = 960,333,648.72
  5. Step 5: Solve for x
    x = 960,333,648.72/46,921.59
  6. Step 6: Final answer
    x = 20,466.78

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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.