Home / 26,109.65-36,031.36-14,172.99

Finding the Fourth Proportional to 26,109.65, 36,031.36 and 14,172.99

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Solution

The fourth proportional to 26,109.65, 36,031.36 and 14,172.99 is: 19,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109.65 : 36,031.36 = 14,172.99 : x
  2. Step 2: Convert to fraction form
    26,109.65/36,031.36 = 14,172.99/x
  3. Step 3: Cross multiply
    26,109.65x = 36,031.36 × 14,172.99
  4. Step 4: Simplify right side
    26,109.65x = 510,672,104.97
  5. Step 5: Solve for x
    x = 510,672,104.97/26,109.65
  6. Step 6: Final answer
    x = 19,558.75

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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.