Home / 26,109.12-36,030.96-14,172.48

Finding the Fourth Proportional to 26,109.12, 36,030.96 and 14,172.48

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Solution

The fourth proportional to 26,109.12, 36,030.96 and 14,172.48 is: 19,558.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,109.12 : 36,030.96 = 14,172.48 : x
  2. Step 2: Convert to fraction form
    26,109.12/36,030.96 = 14,172.48/x
  3. Step 3: Cross multiply
    26,109.12x = 36,030.96 × 14,172.48
  4. Step 4: Simplify right side
    26,109.12x = 510,648,059.98
  5. Step 5: Solve for x
    x = 510,648,059.98/26,109.12
  6. Step 6: Final answer
    x = 19,558.23

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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.