Home / 30,621.84-45,937.08-10,894.56

Finding the Fourth Proportional to 30,621.84, 45,937.08 and 10,894.56

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Solution

The fourth proportional to 30,621.84, 45,937.08 and 10,894.56 is: 16,343.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,621.84 : 45,937.08 = 10,894.56 : x
  2. Step 2: Convert to fraction form
    30,621.84/45,937.08 = 10,894.56/x
  3. Step 3: Cross multiply
    30,621.84x = 45,937.08 × 10,894.56
  4. Step 4: Simplify right side
    30,621.84x = 500,464,274.28
  5. Step 5: Solve for x
    x = 500,464,274.28/30,621.84
  6. Step 6: Final answer
    x = 16,343.38

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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.