Home / 30,237.48-45,341.82-10,513.44

Finding the Fourth Proportional to 30,237.48, 45,341.82 and 10,513.44

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Solution

The fourth proportional to 30,237.48, 45,341.82 and 10,513.44 is: 15,765.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237.48 : 45,341.82 = 10,513.44 : x
  2. Step 2: Convert to fraction form
    30,237.48/45,341.82 = 10,513.44/x
  3. Step 3: Cross multiply
    30,237.48x = 45,341.82 × 10,513.44
  4. Step 4: Simplify right side
    30,237.48x = 476,698,504.06
  5. Step 5: Solve for x
    x = 476,698,504.06/30,237.48
  6. Step 6: Final answer
    x = 15,765.15

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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.