Home / 15,641.34-23,461.81-3,795.21

Finding the Fourth Proportional to 15,641.34, 23,461.81 and 3,795.21

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Solution

The fourth proportional to 15,641.34, 23,461.81 and 3,795.21 is: 5,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,641.34 : 23,461.81 = 3,795.21 : x
  2. Step 2: Convert to fraction form
    15,641.34/23,461.81 = 3,795.21/x
  3. Step 3: Cross multiply
    15,641.34x = 23,461.81 × 3,795.21
  4. Step 4: Simplify right side
    15,641.34x = 89,042,495.93
  5. Step 5: Solve for x
    x = 89,042,495.93/15,641.34
  6. Step 6: Final answer
    x = 5,692.77

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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.