Home / 30,516.27-45,719.73-10,782.24

Finding the Fourth Proportional to 30,516.27, 45,719.73 and 10,782.24

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Solution

The fourth proportional to 30,516.27, 45,719.73 and 10,782.24 is: 16,154.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,516.27 : 45,719.73 = 10,782.24 : x
  2. Step 2: Convert to fraction form
    30,516.27/45,719.73 = 10,782.24/x
  3. Step 3: Cross multiply
    30,516.27x = 45,719.73 × 10,782.24
  4. Step 4: Simplify right side
    30,516.27x = 492,960,960.34
  5. Step 5: Solve for x
    x = 492,960,960.34/30,516.27
  6. Step 6: Final answer
    x = 16,154.04

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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.