Home / 26,430.21-39,644.10-6,709.14

Finding the Fourth Proportional to 26,430.21, 39,644.10 and 6,709.14

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Solution

The fourth proportional to 26,430.21, 39,644.10 and 6,709.14 is: 10,063.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,430.21 : 39,644.10 = 6,709.14 : x
  2. Step 2: Convert to fraction form
    26,430.21/39,644.10 = 6,709.14/x
  3. Step 3: Cross multiply
    26,430.21x = 39,644.10 × 6,709.14
  4. Step 4: Simplify right side
    26,430.21x = 265,977,817.07
  5. Step 5: Solve for x
    x = 265,977,817.07/26,430.21
  6. Step 6: Final answer
    x = 10,063.40

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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.