Home / 28,333.72-42,461.70-17,926.84

Finding the Fourth Proportional to 28,333.72, 42,461.70 and 17,926.84

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Solution

The fourth proportional to 28,333.72, 42,461.70 and 17,926.84 is: 26,865.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,333.72 : 42,461.70 = 17,926.84 : x
  2. Step 2: Convert to fraction form
    28,333.72/42,461.70 = 17,926.84/x
  3. Step 3: Cross multiply
    28,333.72x = 42,461.70 × 17,926.84
  4. Step 4: Simplify right side
    28,333.72x = 761,204,102.03
  5. Step 5: Solve for x
    x = 761,204,102.03/28,333.72
  6. Step 6: Final answer
    x = 26,865.66

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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.