Home / 35,302.12-48,610.30-30,513.50

Finding the Fourth Proportional to 35,302.12, 48,610.30 and 30,513.50

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Solution

The fourth proportional to 35,302.12, 48,610.30 and 30,513.50 is: 42,016.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,302.12 : 48,610.30 = 30,513.50 : x
  2. Step 2: Convert to fraction form
    35,302.12/48,610.30 = 30,513.50/x
  3. Step 3: Cross multiply
    35,302.12x = 48,610.30 × 30,513.50
  4. Step 4: Simplify right side
    35,302.12x = 1,483,270,434.29
  5. Step 5: Solve for x
    x = 1,483,270,434.29/35,302.12
  6. Step 6: Final answer
    x = 42,016.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.