Home / 26,634.04-36,743.79-18,681.46

Finding the Fourth Proportional to 26,634.04, 36,743.79 and 18,681.46

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Solution

The fourth proportional to 26,634.04, 36,743.79 and 18,681.46 is: 25,772.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634.04 : 36,743.79 = 18,681.46 : x
  2. Step 2: Convert to fraction form
    26,634.04/36,743.79 = 18,681.46/x
  3. Step 3: Cross multiply
    26,634.04x = 36,743.79 × 18,681.46
  4. Step 4: Simplify right side
    26,634.04x = 686,427,551.27
  5. Step 5: Solve for x
    x = 686,427,551.27/26,634.04
  6. Step 6: Final answer
    x = 25,772.57

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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.