Home / 13,225.05-19,823.64-4,338.08

Finding the Fourth Proportional to 13,225.05, 19,823.64 and 4,338.08

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Solution

The fourth proportional to 13,225.05, 19,823.64 and 4,338.08 is: 6,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225.05 : 19,823.64 = 4,338.08 : x
  2. Step 2: Convert to fraction form
    13,225.05/19,823.64 = 4,338.08/x
  3. Step 3: Cross multiply
    13,225.05x = 19,823.64 × 4,338.08
  4. Step 4: Simplify right side
    13,225.05x = 85,996,437.09
  5. Step 5: Solve for x
    x = 85,996,437.09/13,225.05
  6. Step 6: Final answer
    x = 6,502.54

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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.