Home / 30,033.60-45,050.40-26,145.60

Finding the Fourth Proportional to 30,033.60, 45,050.40 and 26,145.60

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Solution

The fourth proportional to 30,033.60, 45,050.40 and 26,145.60 is: 39,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,033.60 : 45,050.40 = 26,145.60 : x
  2. Step 2: Convert to fraction form
    30,033.60/45,050.40 = 26,145.60/x
  3. Step 3: Cross multiply
    30,033.60x = 45,050.40 × 26,145.60
  4. Step 4: Simplify right side
    30,033.60x = 1,177,869,738.24
  5. Step 5: Solve for x
    x = 1,177,869,738.24/30,033.60
  6. Step 6: Final answer
    x = 39,218.40

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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.