Home / 47,809.08-71,715.84-14,533.92

Finding the Fourth Proportional to 47,809.08, 71,715.84 and 14,533.92

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Solution

The fourth proportional to 47,809.08, 71,715.84 and 14,533.92 is: 21,801.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,809.08 : 71,715.84 = 14,533.92 : x
  2. Step 2: Convert to fraction form
    47,809.08/71,715.84 = 14,533.92/x
  3. Step 3: Cross multiply
    47,809.08x = 71,715.84 × 14,533.92
  4. Step 4: Simplify right side
    47,809.08x = 1,042,312,281.29
  5. Step 5: Solve for x
    x = 1,042,312,281.29/47,809.08
  6. Step 6: Final answer
    x = 21,801.55

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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.