Home / 26,820.80-37,014.92-14,885.36

Finding the Fourth Proportional to 26,820.80, 37,014.92 and 14,885.36

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Solution

The fourth proportional to 26,820.80, 37,014.92 and 14,885.36 is: 20,543.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.80 : 37,014.92 = 14,885.36 : x
  2. Step 2: Convert to fraction form
    26,820.80/37,014.92 = 14,885.36/x
  3. Step 3: Cross multiply
    26,820.80x = 37,014.92 × 14,885.36
  4. Step 4: Simplify right side
    26,820.80x = 550,980,409.57
  5. Step 5: Solve for x
    x = 550,980,409.57/26,820.80
  6. Step 6: Final answer
    x = 20,543.03

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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.