Home / 30,989.58-46,487.43-9,924.33

Finding the Fourth Proportional to 30,989.58, 46,487.43 and 9,924.33

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Solution

The fourth proportional to 30,989.58, 46,487.43 and 9,924.33 is: 14,887.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,989.58 : 46,487.43 = 9,924.33 : x
  2. Step 2: Convert to fraction form
    30,989.58/46,487.43 = 9,924.33/x
  3. Step 3: Cross multiply
    30,989.58x = 46,487.43 × 9,924.33
  4. Step 4: Simplify right side
    30,989.58x = 461,356,596.17
  5. Step 5: Solve for x
    x = 461,356,596.17/30,989.58
  6. Step 6: Final answer
    x = 14,887.47

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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.