Home / 31,308.19-46,965.02-7,934.63

Finding the Fourth Proportional to 31,308.19, 46,965.02 and 7,934.63

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Solution

The fourth proportional to 31,308.19, 46,965.02 and 7,934.63 is: 11,902.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,308.19 : 46,965.02 = 7,934.63 : x
  2. Step 2: Convert to fraction form
    31,308.19/46,965.02 = 7,934.63/x
  3. Step 3: Cross multiply
    31,308.19x = 46,965.02 × 7,934.63
  4. Step 4: Simplify right side
    31,308.19x = 372,649,782.14
  5. Step 5: Solve for x
    x = 372,649,782.14/31,308.19
  6. Step 6: Final answer
    x = 11,902.63

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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.