Home / 13,245.59-19,854.54-9,730.37

Finding the Fourth Proportional to 13,245.59, 19,854.54 and 9,730.37

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Solution

The fourth proportional to 13,245.59, 19,854.54 and 9,730.37 is: 14,585.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.59 : 19,854.54 = 9,730.37 : x
  2. Step 2: Convert to fraction form
    13,245.59/19,854.54 = 9,730.37/x
  3. Step 3: Cross multiply
    13,245.59x = 19,854.54 × 9,730.37
  4. Step 4: Simplify right side
    13,245.59x = 193,191,921.11
  5. Step 5: Solve for x
    x = 193,191,921.11/13,245.59
  6. Step 6: Final answer
    x = 14,585.38

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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.