Home / 13,566.30-20,322.63-10,630.86

Finding the Fourth Proportional to 13,566.30, 20,322.63 and 10,630.86

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Solution

The fourth proportional to 13,566.30, 20,322.63 and 10,630.86 is: 15,925.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,566.30 : 20,322.63 = 10,630.86 : x
  2. Step 2: Convert to fraction form
    13,566.30/20,322.63 = 10,630.86/x
  3. Step 3: Cross multiply
    13,566.30x = 20,322.63 × 10,630.86
  4. Step 4: Simplify right side
    13,566.30x = 216,047,034.36
  5. Step 5: Solve for x
    x = 216,047,034.36/13,566.30
  6. Step 6: Final answer
    x = 15,925.27

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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.