Home / 39,623.22-59,397.59-13,309.49

Finding the Fourth Proportional to 39,623.22, 59,397.59 and 13,309.49

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Solution

The fourth proportional to 39,623.22, 59,397.59 and 13,309.49 is: 19,951.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,623.22 : 59,397.59 = 13,309.49 : x
  2. Step 2: Convert to fraction form
    39,623.22/59,397.59 = 13,309.49/x
  3. Step 3: Cross multiply
    39,623.22x = 59,397.59 × 13,309.49
  4. Step 4: Simplify right side
    39,623.22x = 790,551,266.59
  5. Step 5: Solve for x
    x = 790,551,266.59/39,623.22
  6. Step 6: Final answer
    x = 19,951.72

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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.