Home / 13,239.24-19,854.64-4,352.51

Finding the Fourth Proportional to 13,239.24, 19,854.64 and 4,352.51

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Solution

The fourth proportional to 13,239.24, 19,854.64 and 4,352.51 is: 6,527.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,239.24 : 19,854.64 = 4,352.51 : x
  2. Step 2: Convert to fraction form
    13,239.24/19,854.64 = 4,352.51/x
  3. Step 3: Cross multiply
    13,239.24x = 19,854.64 × 4,352.51
  4. Step 4: Simplify right side
    13,239.24x = 86,417,574.22
  5. Step 5: Solve for x
    x = 86,417,574.22/13,239.24
  6. Step 6: Final answer
    x = 6,527.38

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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.