Home / 30,392.09-45,608.07-10,670.14

Finding the Fourth Proportional to 30,392.09, 45,608.07 and 10,670.14

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Solution

The fourth proportional to 30,392.09, 45,608.07 and 10,670.14 is: 16,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,392.09 : 45,608.07 = 10,670.14 : x
  2. Step 2: Convert to fraction form
    30,392.09/45,608.07 = 10,670.14/x
  3. Step 3: Cross multiply
    30,392.09x = 45,608.07 × 10,670.14
  4. Step 4: Simplify right side
    30,392.09x = 486,644,263.99
  5. Step 5: Solve for x
    x = 486,644,263.99/30,392.09
  6. Step 6: Final answer
    x = 16,012.20

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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.