Home / 26,903.84-37,128.20-14,804.80

Finding the Fourth Proportional to 26,903.84, 37,128.20 and 14,804.80

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Solution

The fourth proportional to 26,903.84, 37,128.20 and 14,804.80 is: 20,431.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,903.84 : 37,128.20 = 14,804.80 : x
  2. Step 2: Convert to fraction form
    26,903.84/37,128.20 = 14,804.80/x
  3. Step 3: Cross multiply
    26,903.84x = 37,128.20 × 14,804.80
  4. Step 4: Simplify right side
    26,903.84x = 549,675,575.36
  5. Step 5: Solve for x
    x = 549,675,575.36/26,903.84
  6. Step 6: Final answer
    x = 20,431.12

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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.