Home / 37,143.04-55,711.88-17,426.08

Finding the Fourth Proportional to 37,143.04, 55,711.88 and 17,426.08

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Solution

The fourth proportional to 37,143.04, 55,711.88 and 17,426.08 is: 26,137.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,143.04 : 55,711.88 = 17,426.08 : x
  2. Step 2: Convert to fraction form
    37,143.04/55,711.88 = 17,426.08/x
  3. Step 3: Cross multiply
    37,143.04x = 55,711.88 × 17,426.08
  4. Step 4: Simplify right side
    37,143.04x = 970,839,677.83
  5. Step 5: Solve for x
    x = 970,839,677.83/37,143.04
  6. Step 6: Final answer
    x = 26,137.86

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1.5x scale

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.