Home / 35,867.84-53,808.28-11,853.51

Finding the Fourth Proportional to 35,867.84, 53,808.28 and 11,853.51

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Solution

The fourth proportional to 35,867.84, 53,808.28 and 11,853.51 is: 17,782.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,867.84 : 53,808.28 = 11,853.51 : x
  2. Step 2: Convert to fraction form
    35,867.84/53,808.28 = 11,853.51/x
  3. Step 3: Cross multiply
    35,867.84x = 53,808.28 × 11,853.51
  4. Step 4: Simplify right side
    35,867.84x = 637,817,123.00
  5. Step 5: Solve for x
    x = 637,817,123.00/35,867.84
  6. Step 6: Final answer
    x = 17,782.43

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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.