Home / 26,609.33-36,720.65-14,672.40

Finding the Fourth Proportional to 26,609.33, 36,720.65 and 14,672.40

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Solution

The fourth proportional to 26,609.33, 36,720.65 and 14,672.40 is: 20,247.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,609.33 : 36,720.65 = 14,672.40 : x
  2. Step 2: Convert to fraction form
    26,609.33/36,720.65 = 14,672.40/x
  3. Step 3: Cross multiply
    26,609.33x = 36,720.65 × 14,672.40
  4. Step 4: Simplify right side
    26,609.33x = 538,779,991.70
  5. Step 5: Solve for x
    x = 538,779,991.70/26,609.33
  6. Step 6: Final answer
    x = 20,247.79

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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.