Home / 28,027.60-38,676.63-17,417.01

Finding the Fourth Proportional to 28,027.60, 38,676.63 and 17,417.01

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Solution

The fourth proportional to 28,027.60, 38,676.63 and 17,417.01 is: 24,034.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,027.60 : 38,676.63 = 17,417.01 : x
  2. Step 2: Convert to fraction form
    28,027.60/38,676.63 = 17,417.01/x
  3. Step 3: Cross multiply
    28,027.60x = 38,676.63 × 17,417.01
  4. Step 4: Simplify right side
    28,027.60x = 673,631,058.09
  5. Step 5: Solve for x
    x = 673,631,058.09/28,027.60
  6. Step 6: Final answer
    x = 24,034.56

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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.