Home / 28,924.23-43,391.77-13,130.37

Finding the Fourth Proportional to 28,924.23, 43,391.77 and 13,130.37

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Solution

The fourth proportional to 28,924.23, 43,391.77 and 13,130.37 is: 19,698.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,924.23 : 43,391.77 = 13,130.37 : x
  2. Step 2: Convert to fraction form
    28,924.23/43,391.77 = 13,130.37/x
  3. Step 3: Cross multiply
    28,924.23x = 43,391.77 × 13,130.37
  4. Step 4: Simplify right side
    28,924.23x = 569,750,050.30
  5. Step 5: Solve for x
    x = 569,750,050.30/28,924.23
  6. Step 6: Final answer
    x = 19,698.02

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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.