Home / 30,402.82-45,620.02-23,005.08

Finding the Fourth Proportional to 30,402.82, 45,620.02 and 23,005.08

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Solution

The fourth proportional to 30,402.82, 45,620.02 and 23,005.08 is: 34,519.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,402.82 : 45,620.02 = 23,005.08 : x
  2. Step 2: Convert to fraction form
    30,402.82/45,620.02 = 23,005.08/x
  3. Step 3: Cross multiply
    30,402.82x = 45,620.02 × 23,005.08
  4. Step 4: Simplify right side
    30,402.82x = 1,049,492,209.70
  5. Step 5: Solve for x
    x = 1,049,492,209.70/30,402.82
  6. Step 6: Final answer
    x = 34,519.57

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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.