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Finding the Fourth Proportional to 35,341.01, 48,770.70 and 19,427.09

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Solution

The fourth proportional to 35,341.01, 48,770.70 and 19,427.09 is: 26,809.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.01 : 48,770.70 = 19,427.09 : x
  2. Step 2: Convert to fraction form
    35,341.01/48,770.70 = 19,427.09/x
  3. Step 3: Cross multiply
    35,341.01x = 48,770.70 × 19,427.09
  4. Step 4: Simplify right side
    35,341.01x = 947,472,437.27
  5. Step 5: Solve for x
    x = 947,472,437.27/35,341.01
  6. Step 6: Final answer
    x = 26,809.44

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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.