Home / 13,549.36-20,323.56-4,784.08

Finding the Fourth Proportional to 13,549.36, 20,323.56 and 4,784.08

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Solution

The fourth proportional to 13,549.36, 20,323.56 and 4,784.08 is: 7,175.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549.36 : 20,323.56 = 4,784.08 : x
  2. Step 2: Convert to fraction form
    13,549.36/20,323.56 = 4,784.08/x
  3. Step 3: Cross multiply
    13,549.36x = 20,323.56 × 4,784.08
  4. Step 4: Simplify right side
    13,549.36x = 97,229,536.92
  5. Step 5: Solve for x
    x = 97,229,536.92/13,549.36
  6. Step 6: Final answer
    x = 7,175.95

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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.