Home / 30,346.76-45,540.75-10,625.24

Finding the Fourth Proportional to 30,346.76, 45,540.75 and 10,625.24

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Solution

The fourth proportional to 30,346.76, 45,540.75 and 10,625.24 is: 15,945.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,346.76 : 45,540.75 = 10,625.24 : x
  2. Step 2: Convert to fraction form
    30,346.76/45,540.75 = 10,625.24/x
  3. Step 3: Cross multiply
    30,346.76x = 45,540.75 × 10,625.24
  4. Step 4: Simplify right side
    30,346.76x = 483,881,398.53
  5. Step 5: Solve for x
    x = 483,881,398.53/30,346.76
  6. Step 6: Final answer
    x = 15,945.08

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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.