Home / 30,618.56-45,946.35-10,895.64

Finding the Fourth Proportional to 30,618.56, 45,946.35 and 10,895.64

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Solution

The fourth proportional to 30,618.56, 45,946.35 and 10,895.64 is: 16,350.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,618.56 : 45,946.35 = 10,895.64 : x
  2. Step 2: Convert to fraction form
    30,618.56/45,946.35 = 10,895.64/x
  3. Step 3: Cross multiply
    30,618.56x = 45,946.35 × 10,895.64
  4. Step 4: Simplify right side
    30,618.56x = 500,614,888.91
  5. Step 5: Solve for x
    x = 500,614,888.91/30,618.56
  6. Step 6: Final answer
    x = 16,350.05

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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.