Home / 26,805.18-36,987.96-14,865.60

Finding the Fourth Proportional to 26,805.18, 36,987.96 and 14,865.60

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Solution

The fourth proportional to 26,805.18, 36,987.96 and 14,865.60 is: 20,512.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805.18 : 36,987.96 = 14,865.60 : x
  2. Step 2: Convert to fraction form
    26,805.18/36,987.96 = 14,865.60/x
  3. Step 3: Cross multiply
    26,805.18x = 36,987.96 × 14,865.60
  4. Step 4: Simplify right side
    26,805.18x = 549,848,218.18
  5. Step 5: Solve for x
    x = 549,848,218.18/26,805.18
  6. Step 6: Final answer
    x = 20,512.76

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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.