Home / 13,473.14-18,582.21-9,695.70

Finding the Fourth Proportional to 13,473.14, 18,582.21 and 9,695.70

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Solution

The fourth proportional to 13,473.14, 18,582.21 and 9,695.70 is: 13,372.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473.14 : 18,582.21 = 9,695.70 : x
  2. Step 2: Convert to fraction form
    13,473.14/18,582.21 = 9,695.70/x
  3. Step 3: Cross multiply
    13,473.14x = 18,582.21 × 9,695.70
  4. Step 4: Simplify right side
    13,473.14x = 180,167,533.50
  5. Step 5: Solve for x
    x = 180,167,533.50/13,473.14
  6. Step 6: Final answer
    x = 13,372.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.