Home / 14,099.17-21,140.55-5,334.76

Finding the Fourth Proportional to 14,099.17, 21,140.55 and 5,334.76

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Solution

The fourth proportional to 14,099.17, 21,140.55 and 5,334.76 is: 7,999.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,099.17 : 21,140.55 = 5,334.76 : x
  2. Step 2: Convert to fraction form
    14,099.17/21,140.55 = 5,334.76/x
  3. Step 3: Cross multiply
    14,099.17x = 21,140.55 × 5,334.76
  4. Step 4: Simplify right side
    14,099.17x = 112,779,654.82
  5. Step 5: Solve for x
    x = 112,779,654.82/14,099.17
  6. Step 6: Final answer
    x = 7,999.03

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1.5x scale

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.