Home / 30,095.28-45,142.92-9,037.58

Finding the Fourth Proportional to 30,095.28, 45,142.92 and 9,037.58

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Solution

The fourth proportional to 30,095.28, 45,142.92 and 9,037.58 is: 13,556.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,095.28 : 45,142.92 = 9,037.58 : x
  2. Step 2: Convert to fraction form
    30,095.28/45,142.92 = 9,037.58/x
  3. Step 3: Cross multiply
    30,095.28x = 45,142.92 × 9,037.58
  4. Step 4: Simplify right side
    30,095.28x = 407,982,525.22
  5. Step 5: Solve for x
    x = 407,982,525.22/30,095.28
  6. Step 6: Final answer
    x = 13,556.36

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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.