Home / 13,352.64-20,030.04-4,587.56

Finding the Fourth Proportional to 13,352.64, 20,030.04 and 4,587.56

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Solution

The fourth proportional to 13,352.64, 20,030.04 and 4,587.56 is: 6,881.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,352.64 : 20,030.04 = 4,587.56 : x
  2. Step 2: Convert to fraction form
    13,352.64/20,030.04 = 4,587.56/x
  3. Step 3: Cross multiply
    13,352.64x = 20,030.04 × 4,587.56
  4. Step 4: Simplify right side
    13,352.64x = 91,889,010.30
  5. Step 5: Solve for x
    x = 91,889,010.30/13,352.64
  6. Step 6: Final answer
    x = 6,881.71

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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.