Home / 26,300.50-39,457.13-8,771.69

Finding the Fourth Proportional to 26,300.50, 39,457.13 and 8,771.69

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Solution

The fourth proportional to 26,300.50, 39,457.13 and 8,771.69 is: 13,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,300.50 : 39,457.13 = 8,771.69 : x
  2. Step 2: Convert to fraction form
    26,300.50/39,457.13 = 8,771.69/x
  3. Step 3: Cross multiply
    26,300.50x = 39,457.13 × 8,771.69
  4. Step 4: Simplify right side
    26,300.50x = 346,105,767.43
  5. Step 5: Solve for x
    x = 346,105,767.43/26,300.50
  6. Step 6: Final answer
    x = 13,159.67

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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.