Home / 25,973.67-35,835.23-15,891.60

Finding the Fourth Proportional to 25,973.67, 35,835.23 and 15,891.60

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Solution

The fourth proportional to 25,973.67, 35,835.23 and 15,891.60 is: 21,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,973.67 : 35,835.23 = 15,891.60 : x
  2. Step 2: Convert to fraction form
    25,973.67/35,835.23 = 15,891.60/x
  3. Step 3: Cross multiply
    25,973.67x = 35,835.23 × 15,891.60
  4. Step 4: Simplify right side
    25,973.67x = 569,479,061.61
  5. Step 5: Solve for x
    x = 569,479,061.61/25,973.67
  6. Step 6: Final answer
    x = 21,925.24

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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.