Home / 35,899.74-53,860.59-12,528.18

Finding the Fourth Proportional to 35,899.74, 53,860.59 and 12,528.18

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Solution

The fourth proportional to 35,899.74, 53,860.59 and 12,528.18 is: 18,796.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,899.74 : 53,860.59 = 12,528.18 : x
  2. Step 2: Convert to fraction form
    35,899.74/53,860.59 = 12,528.18/x
  3. Step 3: Cross multiply
    35,899.74x = 53,860.59 × 12,528.18
  4. Step 4: Simplify right side
    35,899.74x = 674,775,166.43
  5. Step 5: Solve for x
    x = 674,775,166.43/35,899.74
  6. Step 6: Final answer
    x = 18,796.10

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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.