Home / 30,372.93-45,501.08-17,186.13

Finding the Fourth Proportional to 30,372.93, 45,501.08 and 17,186.13

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Solution

The fourth proportional to 30,372.93, 45,501.08 and 17,186.13 is: 25,746.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,372.93 : 45,501.08 = 17,186.13 : x
  2. Step 2: Convert to fraction form
    30,372.93/45,501.08 = 17,186.13/x
  3. Step 3: Cross multiply
    30,372.93x = 45,501.08 × 17,186.13
  4. Step 4: Simplify right side
    30,372.93x = 781,987,390.09
  5. Step 5: Solve for x
    x = 781,987,390.09/30,372.93
  6. Step 6: Final answer
    x = 25,746.20

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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.