Home / 30,966.36-46,417.01-15,149.55

Finding the Fourth Proportional to 30,966.36, 46,417.01 and 15,149.55

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Solution

The fourth proportional to 30,966.36, 46,417.01 and 15,149.55 is: 22,708.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,966.36 : 46,417.01 = 15,149.55 : x
  2. Step 2: Convert to fraction form
    30,966.36/46,417.01 = 15,149.55/x
  3. Step 3: Cross multiply
    30,966.36x = 46,417.01 × 15,149.55
  4. Step 4: Simplify right side
    30,966.36x = 703,196,738.10
  5. Step 5: Solve for x
    x = 703,196,738.10/30,966.36
  6. Step 6: Final answer
    x = 22,708.41

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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.