Home / 14,938.56-22,408.02-5,457.69

Finding the Fourth Proportional to 14,938.56, 22,408.02 and 5,457.69

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Solution

The fourth proportional to 14,938.56, 22,408.02 and 5,457.69 is: 8,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,938.56 : 22,408.02 = 5,457.69 : x
  2. Step 2: Convert to fraction form
    14,938.56/22,408.02 = 5,457.69/x
  3. Step 3: Cross multiply
    14,938.56x = 22,408.02 × 5,457.69
  4. Step 4: Simplify right side
    14,938.56x = 122,296,026.67
  5. Step 5: Solve for x
    x = 122,296,026.67/14,938.56
  6. Step 6: Final answer
    x = 8,186.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.