Home / 26,503.34-36,559.35-15,886.80

Finding the Fourth Proportional to 26,503.34, 36,559.35 and 15,886.80

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Solution

The fourth proportional to 26,503.34, 36,559.35 and 15,886.80 is: 21,914.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.34 : 36,559.35 = 15,886.80 : x
  2. Step 2: Convert to fraction form
    26,503.34/36,559.35 = 15,886.80/x
  3. Step 3: Cross multiply
    26,503.34x = 36,559.35 × 15,886.80
  4. Step 4: Simplify right side
    26,503.34x = 580,811,081.58
  5. Step 5: Solve for x
    x = 580,811,081.58/26,503.34
  6. Step 6: Final answer
    x = 21,914.64

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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.