Home / 24,638.70-34,001.40-13,460.70

Finding the Fourth Proportional to 24,638.70, 34,001.40 and 13,460.70

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Solution

The fourth proportional to 24,638.70, 34,001.40 and 13,460.70 is: 18,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,638.70 : 34,001.40 = 13,460.70 : x
  2. Step 2: Convert to fraction form
    24,638.70/34,001.40 = 13,460.70/x
  3. Step 3: Cross multiply
    24,638.70x = 34,001.40 × 13,460.70
  4. Step 4: Simplify right side
    24,638.70x = 457,682,631.70
  5. Step 5: Solve for x
    x = 457,682,631.70/24,638.70
  6. Step 6: Final answer
    x = 18,575.76

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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.