Home / 28,733.74-43,068.71-12,088.85

Finding the Fourth Proportional to 28,733.74, 43,068.71 and 12,088.85

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Solution

The fourth proportional to 28,733.74, 43,068.71 and 12,088.85 is: 18,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,733.74 : 43,068.71 = 12,088.85 : x
  2. Step 2: Convert to fraction form
    28,733.74/43,068.71 = 12,088.85/x
  3. Step 3: Cross multiply
    28,733.74x = 43,068.71 × 12,088.85
  4. Step 4: Simplify right side
    28,733.74x = 520,650,989.76
  5. Step 5: Solve for x
    x = 520,650,989.76/28,733.74
  6. Step 6: Final answer
    x = 18,119.85

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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.