Home / 30,240.14-45,362.03-8,053.43

Finding the Fourth Proportional to 30,240.14, 45,362.03 and 8,053.43

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Solution

The fourth proportional to 30,240.14, 45,362.03 and 8,053.43 is: 12,080.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,240.14 : 45,362.03 = 8,053.43 : x
  2. Step 2: Convert to fraction form
    30,240.14/45,362.03 = 8,053.43/x
  3. Step 3: Cross multiply
    30,240.14x = 45,362.03 × 8,053.43
  4. Step 4: Simplify right side
    30,240.14x = 365,319,666.19
  5. Step 5: Solve for x
    x = 365,319,666.19/30,240.14
  6. Step 6: Final answer
    x = 12,080.62

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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.