Home / 13,717.36-20,573.93-4,356.16

Finding the Fourth Proportional to 13,717.36, 20,573.93 and 4,356.16

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Solution

The fourth proportional to 13,717.36, 20,573.93 and 4,356.16 is: 6,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,717.36 : 20,573.93 = 4,356.16 : x
  2. Step 2: Convert to fraction form
    13,717.36/20,573.93 = 4,356.16/x
  3. Step 3: Cross multiply
    13,717.36x = 20,573.93 × 4,356.16
  4. Step 4: Simplify right side
    13,717.36x = 89,623,406.09
  5. Step 5: Solve for x
    x = 89,623,406.09/13,717.36
  6. Step 6: Final answer
    x = 6,533.58

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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.