Home / 13,658.04-20,488.29-5,865.03

Finding the Fourth Proportional to 13,658.04, 20,488.29 and 5,865.03

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Solution

The fourth proportional to 13,658.04, 20,488.29 and 5,865.03 is: 8,798.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,658.04 : 20,488.29 = 5,865.03 : x
  2. Step 2: Convert to fraction form
    13,658.04/20,488.29 = 5,865.03/x
  3. Step 3: Cross multiply
    13,658.04x = 20,488.29 × 5,865.03
  4. Step 4: Simplify right side
    13,658.04x = 120,164,435.50
  5. Step 5: Solve for x
    x = 120,164,435.50/13,658.04
  6. Step 6: Final answer
    x = 8,798.07

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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.