Home / 30,887.01-42,654.33-26,384.49

Finding the Fourth Proportional to 30,887.01, 42,654.33 and 26,384.49

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Solution

The fourth proportional to 30,887.01, 42,654.33 and 26,384.49 is: 36,436.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,887.01 : 42,654.33 = 26,384.49 : x
  2. Step 2: Convert to fraction form
    30,887.01/42,654.33 = 26,384.49/x
  3. Step 3: Cross multiply
    30,887.01x = 42,654.33 × 26,384.49
  4. Step 4: Simplify right side
    30,887.01x = 1,125,412,743.34
  5. Step 5: Solve for x
    x = 1,125,412,743.34/30,887.01
  6. Step 6: Final answer
    x = 36,436.44

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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.