Home / 61,327.09-84,623.80-35,490.07

Finding the Fourth Proportional to 61,327.09, 84,623.80 and 35,490.07

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Solution

The fourth proportional to 61,327.09, 84,623.80 and 35,490.07 is: 48,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,327.09 : 84,623.80 = 35,490.07 : x
  2. Step 2: Convert to fraction form
    61,327.09/84,623.80 = 35,490.07/x
  3. Step 3: Cross multiply
    61,327.09x = 84,623.80 × 35,490.07
  4. Step 4: Simplify right side
    61,327.09x = 3,003,304,073.82
  5. Step 5: Solve for x
    x = 3,003,304,073.82/61,327.09
  6. Step 6: Final answer
    x = 48,971.90

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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.