Home / 14,117.21-21,177.83-4,627.50

Finding the Fourth Proportional to 14,117.21, 21,177.83 and 4,627.50

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Solution

The fourth proportional to 14,117.21, 21,177.83 and 4,627.50 is: 6,941.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117.21 : 21,177.83 = 4,627.50 : x
  2. Step 2: Convert to fraction form
    14,117.21/21,177.83 = 4,627.50/x
  3. Step 3: Cross multiply
    14,117.21x = 21,177.83 × 4,627.50
  4. Step 4: Simplify right side
    14,117.21x = 98,000,419.89
  5. Step 5: Solve for x
    x = 98,000,419.89/14,117.21
  6. Step 6: Final answer
    x = 6,941.91

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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.