Home / 17,348.48-25,980.77-9,930.47

Finding the Fourth Proportional to 17,348.48, 25,980.77 and 9,930.47

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Solution

The fourth proportional to 17,348.48, 25,980.77 and 9,930.47 is: 14,871.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,348.48 : 25,980.77 = 9,930.47 : x
  2. Step 2: Convert to fraction form
    17,348.48/25,980.77 = 9,930.47/x
  3. Step 3: Cross multiply
    17,348.48x = 25,980.77 × 9,930.47
  4. Step 4: Simplify right side
    17,348.48x = 258,001,077.51
  5. Step 5: Solve for x
    x = 258,001,077.51/17,348.48
  6. Step 6: Final answer
    x = 14,871.69

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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.