Home / 25,485.53-35,170.50-14,156.07

Finding the Fourth Proportional to 25,485.53, 35,170.50 and 14,156.07

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Solution

The fourth proportional to 25,485.53, 35,170.50 and 14,156.07 is: 19,535.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,485.53 : 35,170.50 = 14,156.07 : x
  2. Step 2: Convert to fraction form
    25,485.53/35,170.50 = 14,156.07/x
  3. Step 3: Cross multiply
    25,485.53x = 35,170.50 × 14,156.07
  4. Step 4: Simplify right side
    25,485.53x = 497,875,989.15
  5. Step 5: Solve for x
    x = 497,875,989.15/25,485.53
  6. Step 6: Final answer
    x = 19,535.64

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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.