Home / 14,154.75-21,314.68-10,483.02

Finding the Fourth Proportional to 14,154.75, 21,314.68 and 10,483.02

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Solution

The fourth proportional to 14,154.75, 21,314.68 and 10,483.02 is: 15,785.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.75 : 21,314.68 = 10,483.02 : x
  2. Step 2: Convert to fraction form
    14,154.75/21,314.68 = 10,483.02/x
  3. Step 3: Cross multiply
    14,154.75x = 21,314.68 × 10,483.02
  4. Step 4: Simplify right side
    14,154.75x = 223,442,190.53
  5. Step 5: Solve for x
    x = 223,442,190.53/14,154.75
  6. Step 6: Final answer
    x = 15,785.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.