Home / 27,646.63-38,141.52-17,017.81

Finding the Fourth Proportional to 27,646.63, 38,141.52 and 17,017.81

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Solution

The fourth proportional to 27,646.63, 38,141.52 and 17,017.81 is: 23,477.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,646.63 : 38,141.52 = 17,017.81 : x
  2. Step 2: Convert to fraction form
    27,646.63/38,141.52 = 17,017.81/x
  3. Step 3: Cross multiply
    27,646.63x = 38,141.52 × 17,017.81
  4. Step 4: Simplify right side
    27,646.63x = 649,085,140.47
  5. Step 5: Solve for x
    x = 649,085,140.47/27,646.63
  6. Step 6: Final answer
    x = 23,477.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.