Home / 35,897.09-53,853.32-10,939.16

Finding the Fourth Proportional to 35,897.09, 53,853.32 and 10,939.16

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Solution

The fourth proportional to 35,897.09, 53,853.32 and 10,939.16 is: 16,411.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,897.09 : 53,853.32 = 10,939.16 : x
  2. Step 2: Convert to fraction form
    35,897.09/53,853.32 = 10,939.16/x
  3. Step 3: Cross multiply
    35,897.09x = 53,853.32 × 10,939.16
  4. Step 4: Simplify right side
    35,897.09x = 589,109,760.05
  5. Step 5: Solve for x
    x = 589,109,760.05/35,897.09
  6. Step 6: Final answer
    x = 16,411.08

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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.