Home / 30,195.60-45,293.36-10,474.16

Finding the Fourth Proportional to 30,195.60, 45,293.36 and 10,474.16

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Solution

The fourth proportional to 30,195.60, 45,293.36 and 10,474.16 is: 15,711.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,195.60 : 45,293.36 = 10,474.16 : x
  2. Step 2: Convert to fraction form
    30,195.60/45,293.36 = 10,474.16/x
  3. Step 3: Cross multiply
    30,195.60x = 45,293.36 × 10,474.16
  4. Step 4: Simplify right side
    30,195.60x = 474,409,899.58
  5. Step 5: Solve for x
    x = 474,409,899.58/30,195.60
  6. Step 6: Final answer
    x = 15,711.23

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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.