Home / 26,913.96-37,140.30-14,977.80

Finding the Fourth Proportional to 26,913.96, 37,140.30 and 14,977.80

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Solution

The fourth proportional to 26,913.96, 37,140.30 and 14,977.80 is: 20,668.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,913.96 : 37,140.30 = 14,977.80 : x
  2. Step 2: Convert to fraction form
    26,913.96/37,140.30 = 14,977.80/x
  3. Step 3: Cross multiply
    26,913.96x = 37,140.30 × 14,977.80
  4. Step 4: Simplify right side
    26,913.96x = 556,279,985.34
  5. Step 5: Solve for x
    x = 556,279,985.34/26,913.96
  6. Step 6: Final answer
    x = 20,668.83

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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.