Home / 29,677.81-44,516.72-12,140.50

Finding the Fourth Proportional to 29,677.81, 44,516.72 and 12,140.50

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Solution

The fourth proportional to 29,677.81, 44,516.72 and 12,140.50 is: 18,210.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,677.81 : 44,516.72 = 12,140.50 : x
  2. Step 2: Convert to fraction form
    29,677.81/44,516.72 = 12,140.50/x
  3. Step 3: Cross multiply
    29,677.81x = 44,516.72 × 12,140.50
  4. Step 4: Simplify right side
    29,677.81x = 540,455,178.46
  5. Step 5: Solve for x
    x = 540,455,178.46/29,677.81
  6. Step 6: Final answer
    x = 18,210.75

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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.