Home / 28,367.56-42,546.20-14,324.28

Finding the Fourth Proportional to 28,367.56, 42,546.20 and 14,324.28

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Solution

The fourth proportional to 28,367.56, 42,546.20 and 14,324.28 is: 21,483.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,367.56 : 42,546.20 = 14,324.28 : x
  2. Step 2: Convert to fraction form
    28,367.56/42,546.20 = 14,324.28/x
  3. Step 3: Cross multiply
    28,367.56x = 42,546.20 × 14,324.28
  4. Step 4: Simplify right side
    28,367.56x = 609,443,681.74
  5. Step 5: Solve for x
    x = 609,443,681.74/28,367.56
  6. Step 6: Final answer
    x = 21,483.82

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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.