Home / 13,574.65-20,349.44-9,416.62

Finding the Fourth Proportional to 13,574.65, 20,349.44 and 9,416.62

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Solution

The fourth proportional to 13,574.65, 20,349.44 and 9,416.62 is: 14,116.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,574.65 : 20,349.44 = 9,416.62 : x
  2. Step 2: Convert to fraction form
    13,574.65/20,349.44 = 9,416.62/x
  3. Step 3: Cross multiply
    13,574.65x = 20,349.44 × 9,416.62
  4. Step 4: Simplify right side
    13,574.65x = 191,622,916.36
  5. Step 5: Solve for x
    x = 191,622,916.36/13,574.65
  6. Step 6: Final answer
    x = 14,116.24

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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.