Home / 43,898.27-65,823.80-13,907.00

Finding the Fourth Proportional to 43,898.27, 65,823.80 and 13,907.00

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Solution

The fourth proportional to 43,898.27, 65,823.80 and 13,907.00 is: 20,853.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,898.27 : 65,823.80 = 13,907.00 : x
  2. Step 2: Convert to fraction form
    43,898.27/65,823.80 = 13,907.00/x
  3. Step 3: Cross multiply
    43,898.27x = 65,823.80 × 13,907.00
  4. Step 4: Simplify right side
    43,898.27x = 915,411,187.95
  5. Step 5: Solve for x
    x = 915,411,187.95/43,898.27
  6. Step 6: Final answer
    x = 20,853.02

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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.