Home / 47,807.10-71,710.62-14,527.08

Finding the Fourth Proportional to 47,807.10, 71,710.62 and 14,527.08

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Solution

The fourth proportional to 47,807.10, 71,710.62 and 14,527.08 is: 21,790.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,807.10 : 71,710.62 = 14,527.08 : x
  2. Step 2: Convert to fraction form
    47,807.10/71,710.62 = 14,527.08/x
  3. Step 3: Cross multiply
    47,807.10x = 71,710.62 × 14,527.08
  4. Step 4: Simplify right side
    47,807.10x = 1,041,745,913.59
  5. Step 5: Solve for x
    x = 1,041,745,913.59/47,807.10
  6. Step 6: Final answer
    x = 21,790.61

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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.