Home / 39,353.00-54,307.17-21,447.99

Finding the Fourth Proportional to 39,353.00, 54,307.17 and 21,447.99

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Solution

The fourth proportional to 39,353.00, 54,307.17 and 21,447.99 is: 29,598.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,353.00 : 54,307.17 = 21,447.99 : x
  2. Step 2: Convert to fraction form
    39,353.00/54,307.17 = 21,447.99/x
  3. Step 3: Cross multiply
    39,353.00x = 54,307.17 × 21,447.99
  4. Step 4: Simplify right side
    39,353.00x = 1,164,779,639.09
  5. Step 5: Solve for x
    x = 1,164,779,639.09/39,353.00
  6. Step 6: Final answer
    x = 29,598.25

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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.