Home / 25,579.85-38,298.93-13,072.94

Finding the Fourth Proportional to 25,579.85, 38,298.93 and 13,072.94

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Solution

The fourth proportional to 25,579.85, 38,298.93 and 13,072.94 is: 19,573.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,579.85 : 38,298.93 = 13,072.94 : x
  2. Step 2: Convert to fraction form
    25,579.85/38,298.93 = 13,072.94/x
  3. Step 3: Cross multiply
    25,579.85x = 38,298.93 × 13,072.94
  4. Step 4: Simplify right side
    25,579.85x = 500,679,732.49
  5. Step 5: Solve for x
    x = 500,679,732.49/25,579.85
  6. Step 6: Final answer
    x = 19,573.21

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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.