Home / 30,883.59-46,289.60-14,208.63

Finding the Fourth Proportional to 30,883.59, 46,289.60 and 14,208.63

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Solution

The fourth proportional to 30,883.59, 46,289.60 and 14,208.63 is: 21,296.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,883.59 : 46,289.60 = 14,208.63 : x
  2. Step 2: Convert to fraction form
    30,883.59/46,289.60 = 14,208.63/x
  3. Step 3: Cross multiply
    30,883.59x = 46,289.60 × 14,208.63
  4. Step 4: Simplify right side
    30,883.59x = 657,711,728.20
  5. Step 5: Solve for x
    x = 657,711,728.20/30,883.59
  6. Step 6: Final answer
    x = 21,296.48

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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.