Home / 35,474.64-53,182.80-14,129.52

Finding the Fourth Proportional to 35,474.64, 53,182.80 and 14,129.52

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Solution

The fourth proportional to 35,474.64, 53,182.80 and 14,129.52 is: 21,182.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,474.64 : 53,182.80 = 14,129.52 : x
  2. Step 2: Convert to fraction form
    35,474.64/53,182.80 = 14,129.52/x
  3. Step 3: Cross multiply
    35,474.64x = 53,182.80 × 14,129.52
  4. Step 4: Simplify right side
    35,474.64x = 751,447,436.26
  5. Step 5: Solve for x
    x = 751,447,436.26/35,474.64
  6. Step 6: Final answer
    x = 21,182.67

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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.