Home / 47,526.64-71,281.68-12,464.08

Finding the Fourth Proportional to 47,526.64, 71,281.68 and 12,464.08

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Solution

The fourth proportional to 47,526.64, 71,281.68 and 12,464.08 is: 18,693.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,526.64 : 71,281.68 = 12,464.08 : x
  2. Step 2: Convert to fraction form
    47,526.64/71,281.68 = 12,464.08/x
  3. Step 3: Cross multiply
    47,526.64x = 71,281.68 × 12,464.08
  4. Step 4: Simplify right side
    47,526.64x = 888,460,562.05
  5. Step 5: Solve for x
    x = 888,460,562.05/47,526.64
  6. Step 6: Final answer
    x = 18,693.95

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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.