Home / 30,094.72-45,145.92-11,386.24

Finding the Fourth Proportional to 30,094.72, 45,145.92 and 11,386.24

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Solution

The fourth proportional to 30,094.72, 45,145.92 and 11,386.24 is: 17,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,094.72 : 45,145.92 = 11,386.24 : x
  2. Step 2: Convert to fraction form
    30,094.72/45,145.92 = 11,386.24/x
  3. Step 3: Cross multiply
    30,094.72x = 45,145.92 × 11,386.24
  4. Step 4: Simplify right side
    30,094.72x = 514,042,280.14
  5. Step 5: Solve for x
    x = 514,042,280.14/30,094.72
  6. Step 6: Final answer
    x = 17,080.81

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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.