Home / 14,316.84-21,475.38-4,455.72

Finding the Fourth Proportional to 14,316.84, 21,475.38 and 4,455.72

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Solution

The fourth proportional to 14,316.84, 21,475.38 and 4,455.72 is: 6,683.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.84 : 21,475.38 = 4,455.72 : x
  2. Step 2: Convert to fraction form
    14,316.84/21,475.38 = 4,455.72/x
  3. Step 3: Cross multiply
    14,316.84x = 21,475.38 × 4,455.72
  4. Step 4: Simplify right side
    14,316.84x = 95,688,280.17
  5. Step 5: Solve for x
    x = 95,688,280.17/14,316.84
  6. Step 6: Final answer
    x = 6,683.62

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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.