Home / 26,089.34-39,125.79-8,555.07

Finding the Fourth Proportional to 26,089.34, 39,125.79 and 8,555.07

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Solution

The fourth proportional to 26,089.34, 39,125.79 and 8,555.07 is: 12,829.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,089.34 : 39,125.79 = 8,555.07 : x
  2. Step 2: Convert to fraction form
    26,089.34/39,125.79 = 8,555.07/x
  3. Step 3: Cross multiply
    26,089.34x = 39,125.79 × 8,555.07
  4. Step 4: Simplify right side
    26,089.34x = 334,723,872.26
  5. Step 5: Solve for x
    x = 334,723,872.26/26,089.34
  6. Step 6: Final answer
    x = 12,829.91

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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.