Home / 35,918.32-53,853.18-12,532

Finding the Fourth Proportional to 35,918.32, 53,853.18 and 12,532

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Solution

The fourth proportional to 35,918.32, 53,853.18 and 12,532 is: 18,789.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,918.32 : 53,853.18 = 12,532 : x
  2. Step 2: Convert to fraction form
    35,918.32/53,853.18 = 12,532/x
  3. Step 3: Cross multiply
    35,918.32x = 53,853.18 × 12,532
  4. Step 4: Simplify right side
    35,918.32x = 674,888,051.76
  5. Step 5: Solve for x
    x = 674,888,051.76/35,918.32
  6. Step 6: Final answer
    x = 18,789.52

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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.