Home / 30,114.36-45,182.01-13,476.15

Finding the Fourth Proportional to 30,114.36, 45,182.01 and 13,476.15

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Solution

The fourth proportional to 30,114.36, 45,182.01 and 13,476.15 is: 20,218.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,114.36 : 45,182.01 = 13,476.15 : x
  2. Step 2: Convert to fraction form
    30,114.36/45,182.01 = 13,476.15/x
  3. Step 3: Cross multiply
    30,114.36x = 45,182.01 × 13,476.15
  4. Step 4: Simplify right side
    30,114.36x = 608,879,544.06
  5. Step 5: Solve for x
    x = 608,879,544.06/30,114.36
  6. Step 6: Final answer
    x = 20,218.91

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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.