Home / 13,569.94-20,355.31-11,583.04

Finding the Fourth Proportional to 13,569.94, 20,355.31 and 11,583.04

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Solution

The fourth proportional to 13,569.94, 20,355.31 and 11,583.04 is: 17,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.94 : 20,355.31 = 11,583.04 : x
  2. Step 2: Convert to fraction form
    13,569.94/20,355.31 = 11,583.04/x
  3. Step 3: Cross multiply
    13,569.94x = 20,355.31 × 11,583.04
  4. Step 4: Simplify right side
    13,569.94x = 235,776,312.03
  5. Step 5: Solve for x
    x = 235,776,312.03/13,569.94
  6. Step 6: Final answer
    x = 17,374.90

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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.