Home / 13,359.60-20,039.76-5,962.32

Finding the Fourth Proportional to 13,359.60, 20,039.76 and 5,962.32

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Solution

The fourth proportional to 13,359.60, 20,039.76 and 5,962.32 is: 8,943.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,359.60 : 20,039.76 = 5,962.32 : x
  2. Step 2: Convert to fraction form
    13,359.60/20,039.76 = 5,962.32/x
  3. Step 3: Cross multiply
    13,359.60x = 20,039.76 × 5,962.32
  4. Step 4: Simplify right side
    13,359.60x = 119,483,461.84
  5. Step 5: Solve for x
    x = 119,483,461.84/13,359.60
  6. Step 6: Final answer
    x = 8,943.64

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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.