Home / 39,279.90-58,884.92-14,315.26

Finding the Fourth Proportional to 39,279.90, 58,884.92 and 14,315.26

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Solution

The fourth proportional to 39,279.90, 58,884.92 and 14,315.26 is: 21,460.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,279.90 : 58,884.92 = 14,315.26 : x
  2. Step 2: Convert to fraction form
    39,279.90/58,884.92 = 14,315.26/x
  3. Step 3: Cross multiply
    39,279.90x = 58,884.92 × 14,315.26
  4. Step 4: Simplify right side
    39,279.90x = 842,952,939.88
  5. Step 5: Solve for x
    x = 842,952,939.88/39,279.90
  6. Step 6: Final answer
    x = 21,460.16

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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.