Home / 28,302.26-42,453.45-7,525.76

Finding the Fourth Proportional to 28,302.26, 42,453.45 and 7,525.76

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Solution

The fourth proportional to 28,302.26, 42,453.45 and 7,525.76 is: 11,288.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,302.26 : 42,453.45 = 7,525.76 : x
  2. Step 2: Convert to fraction form
    28,302.26/42,453.45 = 7,525.76/x
  3. Step 3: Cross multiply
    28,302.26x = 42,453.45 × 7,525.76
  4. Step 4: Simplify right side
    28,302.26x = 319,494,263.60
  5. Step 5: Solve for x
    x = 319,494,263.60/28,302.26
  6. Step 6: Final answer
    x = 11,288.65

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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.