Home / 30,742.14-46,080.36-21,950.40

Finding the Fourth Proportional to 30,742.14, 46,080.36 and 21,950.40

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Solution

The fourth proportional to 30,742.14, 46,080.36 and 21,950.40 is: 32,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,742.14 : 46,080.36 = 21,950.40 : x
  2. Step 2: Convert to fraction form
    30,742.14/46,080.36 = 21,950.40/x
  3. Step 3: Cross multiply
    30,742.14x = 46,080.36 × 21,950.40
  4. Step 4: Simplify right side
    30,742.14x = 1,011,482,334.14
  5. Step 5: Solve for x
    x = 1,011,482,334.14/30,742.14
  6. Step 6: Final answer
    x = 32,902.14

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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.