Home / 55,371.07-83,069.81-17,931.16

Finding the Fourth Proportional to 55,371.07, 83,069.81 and 17,931.16

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Solution

The fourth proportional to 55,371.07, 83,069.81 and 17,931.16 is: 26,901.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,371.07 : 83,069.81 = 17,931.16 : x
  2. Step 2: Convert to fraction form
    55,371.07/83,069.81 = 17,931.16/x
  3. Step 3: Cross multiply
    55,371.07x = 83,069.81 × 17,931.16
  4. Step 4: Simplify right side
    55,371.07x = 1,489,537,964.62
  5. Step 5: Solve for x
    x = 1,489,537,964.62/55,371.07
  6. Step 6: Final answer
    x = 26,901.01

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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.