Home / 28,154.70-38,646.51-24,896.60

Finding the Fourth Proportional to 28,154.70, 38,646.51 and 24,896.60

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Solution

The fourth proportional to 28,154.70, 38,646.51 and 24,896.60 is: 34,174.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,154.70 : 38,646.51 = 24,896.60 : x
  2. Step 2: Convert to fraction form
    28,154.70/38,646.51 = 24,896.60/x
  3. Step 3: Cross multiply
    28,154.70x = 38,646.51 × 24,896.60
  4. Step 4: Simplify right side
    28,154.70x = 962,166,700.87
  5. Step 5: Solve for x
    x = 962,166,700.87/28,154.70
  6. Step 6: Final answer
    x = 34,174.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.