Home / 26,109.30-36,030.72-14,172.54

Finding the Fourth Proportional to 26,109.30, 36,030.72 and 14,172.54

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Solution

The fourth proportional to 26,109.30, 36,030.72 and 14,172.54 is: 19,558.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109.30 : 36,030.72 = 14,172.54 : x
  2. Step 2: Convert to fraction form
    26,109.30/36,030.72 = 14,172.54/x
  3. Step 3: Cross multiply
    26,109.30x = 36,030.72 × 14,172.54
  4. Step 4: Simplify right side
    26,109.30x = 510,646,820.43
  5. Step 5: Solve for x
    x = 510,646,820.43/26,109.30
  6. Step 6: Final answer
    x = 19,558.04

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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.