Home / 30,248.20-41,742.51-17,000.20

Finding the Fourth Proportional to 30,248.20, 41,742.51 and 17,000.20

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Solution

The fourth proportional to 30,248.20, 41,742.51 and 17,000.20 is: 23,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,248.20 : 41,742.51 = 17,000.20 : x
  2. Step 2: Convert to fraction form
    30,248.20/41,742.51 = 17,000.20/x
  3. Step 3: Cross multiply
    30,248.20x = 41,742.51 × 17,000.20
  4. Step 4: Simplify right side
    30,248.20x = 709,631,018.50
  5. Step 5: Solve for x
    x = 709,631,018.50/30,248.20
  6. Step 6: Final answer
    x = 23,460.27

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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.