Home / 39,664.43-59,498.56-13,008.06

Finding the Fourth Proportional to 39,664.43, 59,498.56 and 13,008.06

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Solution

The fourth proportional to 39,664.43, 59,498.56 and 13,008.06 is: 19,512.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,664.43 : 59,498.56 = 13,008.06 : x
  2. Step 2: Convert to fraction form
    39,664.43/59,498.56 = 13,008.06/x
  3. Step 3: Cross multiply
    39,664.43x = 59,498.56 × 13,008.06
  4. Step 4: Simplify right side
    39,664.43x = 773,960,838.39
  5. Step 5: Solve for x
    x = 773,960,838.39/39,664.43
  6. Step 6: Final answer
    x = 19,512.72

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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.