Home / 30,028.26-45,041.46-12,497.64

Finding the Fourth Proportional to 30,028.26, 45,041.46 and 12,497.64

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Solution

The fourth proportional to 30,028.26, 45,041.46 and 12,497.64 is: 18,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,028.26 : 45,041.46 = 12,497.64 : x
  2. Step 2: Convert to fraction form
    30,028.26/45,041.46 = 12,497.64/x
  3. Step 3: Cross multiply
    30,028.26x = 45,041.46 × 12,497.64
  4. Step 4: Simplify right side
    30,028.26x = 562,911,952.15
  5. Step 5: Solve for x
    x = 562,911,952.15/30,028.26
  6. Step 6: Final answer
    x = 18,746.07

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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.