Home / 28,346.37-39,113.84-17,013.47

Finding the Fourth Proportional to 28,346.37, 39,113.84 and 17,013.47

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Solution

The fourth proportional to 28,346.37, 39,113.84 and 17,013.47 is: 23,476.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,346.37 : 39,113.84 = 17,013.47 : x
  2. Step 2: Convert to fraction form
    28,346.37/39,113.84 = 17,013.47/x
  3. Step 3: Cross multiply
    28,346.37x = 39,113.84 × 17,013.47
  4. Step 4: Simplify right side
    28,346.37x = 665,461,862.79
  5. Step 5: Solve for x
    x = 665,461,862.79/28,346.37
  6. Step 6: Final answer
    x = 23,476.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.