Home / 13,840.48-20,752.74-9,463.24

Finding the Fourth Proportional to 13,840.48, 20,752.74 and 9,463.24

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Solution

The fourth proportional to 13,840.48, 20,752.74 and 9,463.24 is: 14,189.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,840.48 : 20,752.74 = 9,463.24 : x
  2. Step 2: Convert to fraction form
    13,840.48/20,752.74 = 9,463.24/x
  3. Step 3: Cross multiply
    13,840.48x = 20,752.74 × 9,463.24
  4. Step 4: Simplify right side
    13,840.48x = 196,388,159.28
  5. Step 5: Solve for x
    x = 196,388,159.28/13,840.48
  6. Step 6: Final answer
    x = 14,189.40

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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.