Home / 29,378.91-44,075.66-13,778.31

Finding the Fourth Proportional to 29,378.91, 44,075.66 and 13,778.31

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Solution

The fourth proportional to 29,378.91, 44,075.66 and 13,778.31 is: 20,670.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,378.91 : 44,075.66 = 13,778.31 : x
  2. Step 2: Convert to fraction form
    29,378.91/44,075.66 = 13,778.31/x
  3. Step 3: Cross multiply
    29,378.91x = 44,075.66 × 13,778.31
  4. Step 4: Simplify right side
    29,378.91x = 607,288,106.93
  5. Step 5: Solve for x
    x = 607,288,106.93/29,378.91
  6. Step 6: Final answer
    x = 20,670.89

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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.