Home / 61,056.74-91,475.76-21,588.68

Finding the Fourth Proportional to 61,056.74, 91,475.76 and 21,588.68

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Solution

The fourth proportional to 61,056.74, 91,475.76 and 21,588.68 is: 32,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,056.74 : 91,475.76 = 21,588.68 : x
  2. Step 2: Convert to fraction form
    61,056.74/91,475.76 = 21,588.68/x
  3. Step 3: Cross multiply
    61,056.74x = 91,475.76 × 21,588.68
  4. Step 4: Simplify right side
    61,056.74x = 1,974,840,910.40
  5. Step 5: Solve for x
    x = 1,974,840,910.40/61,056.74
  6. Step 6: Final answer
    x = 32,344.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.