Home / 28,913.34-43,300.71-14,836.32

Finding the Fourth Proportional to 28,913.34, 43,300.71 and 14,836.32

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Solution

The fourth proportional to 28,913.34, 43,300.71 and 14,836.32 is: 22,218.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,913.34 : 43,300.71 = 14,836.32 : x
  2. Step 2: Convert to fraction form
    28,913.34/43,300.71 = 14,836.32/x
  3. Step 3: Cross multiply
    28,913.34x = 43,300.71 × 14,836.32
  4. Step 4: Simplify right side
    28,913.34x = 642,423,189.79
  5. Step 5: Solve for x
    x = 642,423,189.79/28,913.34
  6. Step 6: Final answer
    x = 22,218.92

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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.