Home / 26,623.55-39,923.68-9,971.91

Finding the Fourth Proportional to 26,623.55, 39,923.68 and 9,971.91

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Solution

The fourth proportional to 26,623.55, 39,923.68 and 9,971.91 is: 14,953.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,623.55 : 39,923.68 = 9,971.91 : x
  2. Step 2: Convert to fraction form
    26,623.55/39,923.68 = 9,971.91/x
  3. Step 3: Cross multiply
    26,623.55x = 39,923.68 × 9,971.91
  4. Step 4: Simplify right side
    26,623.55x = 398,115,343.83
  5. Step 5: Solve for x
    x = 398,115,343.83/26,623.55
  6. Step 6: Final answer
    x = 14,953.50

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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.