Home / 37,071.84-55,616.40-12,113.04

Finding the Fourth Proportional to 37,071.84, 55,616.40 and 12,113.04

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Solution

The fourth proportional to 37,071.84, 55,616.40 and 12,113.04 is: 18,172.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,071.84 : 55,616.40 = 12,113.04 : x
  2. Step 2: Convert to fraction form
    37,071.84/55,616.40 = 12,113.04/x
  3. Step 3: Cross multiply
    37,071.84x = 55,616.40 × 12,113.04
  4. Step 4: Simplify right side
    37,071.84x = 673,683,677.86
  5. Step 5: Solve for x
    x = 673,683,677.86/37,071.84
  6. Step 6: Final answer
    x = 18,172.38

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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.