Home / 30,742.06-46,119.57-9,963.94

Finding the Fourth Proportional to 30,742.06, 46,119.57 and 9,963.94

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Solution

The fourth proportional to 30,742.06, 46,119.57 and 9,963.94 is: 14,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,742.06 : 46,119.57 = 9,963.94 : x
  2. Step 2: Convert to fraction form
    30,742.06/46,119.57 = 9,963.94/x
  3. Step 3: Cross multiply
    30,742.06x = 46,119.57 × 9,963.94
  4. Step 4: Simplify right side
    30,742.06x = 459,532,475.64
  5. Step 5: Solve for x
    x = 459,532,475.64/30,742.06
  6. Step 6: Final answer
    x = 14,948.01

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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.