Home / 35,988.11-53,989.90-11,029.88

Finding the Fourth Proportional to 35,988.11, 53,989.90 and 11,029.88

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Solution

The fourth proportional to 35,988.11, 53,989.90 and 11,029.88 is: 16,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,988.11 : 53,989.90 = 11,029.88 : x
  2. Step 2: Convert to fraction form
    35,988.11/53,989.90 = 11,029.88/x
  3. Step 3: Cross multiply
    35,988.11x = 53,989.90 × 11,029.88
  4. Step 4: Simplify right side
    35,988.11x = 595,502,118.21
  5. Step 5: Solve for x
    x = 595,502,118.21/35,988.11
  6. Step 6: Final answer
    x = 16,547.19

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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.