Home / 47,359.08-71,038.80-29,785.32

Finding the Fourth Proportional to 47,359.08, 71,038.80 and 29,785.32

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Solution

The fourth proportional to 47,359.08, 71,038.80 and 29,785.32 is: 44,678.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,359.08 : 71,038.80 = 29,785.32 : x
  2. Step 2: Convert to fraction form
    47,359.08/71,038.80 = 29,785.32/x
  3. Step 3: Cross multiply
    47,359.08x = 71,038.80 × 29,785.32
  4. Step 4: Simplify right side
    47,359.08x = 2,115,913,390.42
  5. Step 5: Solve for x
    x = 2,115,913,390.42/47,359.08
  6. Step 6: Final answer
    x = 44,678.09

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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.