Home / 39,490.52-59,238.88-13,195.34

Finding the Fourth Proportional to 39,490.52, 59,238.88 and 13,195.34

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Solution

The fourth proportional to 39,490.52, 59,238.88 and 13,195.34 is: 19,794.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,490.52 : 59,238.88 = 13,195.34 : x
  2. Step 2: Convert to fraction form
    39,490.52/59,238.88 = 13,195.34/x
  3. Step 3: Cross multiply
    39,490.52x = 59,238.88 × 13,195.34
  4. Step 4: Simplify right side
    39,490.52x = 781,677,162.82
  5. Step 5: Solve for x
    x = 781,677,162.82/39,490.52
  6. Step 6: Final answer
    x = 19,794.05

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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.