Home / 37,133.04-55,711.05-12,173.28

Finding the Fourth Proportional to 37,133.04, 55,711.05 and 12,173.28

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Solution

The fourth proportional to 37,133.04, 55,711.05 and 12,173.28 is: 18,263.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,133.04 : 55,711.05 = 12,173.28 : x
  2. Step 2: Convert to fraction form
    37,133.04/55,711.05 = 12,173.28/x
  3. Step 3: Cross multiply
    37,133.04x = 55,711.05 × 12,173.28
  4. Step 4: Simplify right side
    37,133.04x = 678,186,210.74
  5. Step 5: Solve for x
    x = 678,186,210.74/37,133.04
  6. Step 6: Final answer
    x = 18,263.69

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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.