Home / 35,086.18-48,419.98-19,171.66

Finding the Fourth Proportional to 35,086.18, 48,419.98 and 19,171.66

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Solution

The fourth proportional to 35,086.18, 48,419.98 and 19,171.66 is: 26,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,086.18 : 48,419.98 = 19,171.66 : x
  2. Step 2: Convert to fraction form
    35,086.18/48,419.98 = 19,171.66/x
  3. Step 3: Cross multiply
    35,086.18x = 48,419.98 × 19,171.66
  4. Step 4: Simplify right side
    35,086.18x = 928,291,393.77
  5. Step 5: Solve for x
    x = 928,291,393.77/35,086.18
  6. Step 6: Final answer
    x = 26,457.47

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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.