Home / 47,345.37-71,045.19-19,260.24

Finding the Fourth Proportional to 47,345.37, 71,045.19 and 19,260.24

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Solution

The fourth proportional to 47,345.37, 71,045.19 and 19,260.24 is: 28,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,345.37 : 71,045.19 = 19,260.24 : x
  2. Step 2: Convert to fraction form
    47,345.37/71,045.19 = 19,260.24/x
  3. Step 3: Cross multiply
    47,345.37x = 71,045.19 × 19,260.24
  4. Step 4: Simplify right side
    47,345.37x = 1,368,347,410.25
  5. Step 5: Solve for x
    x = 1,368,347,410.25/47,345.37
  6. Step 6: Final answer
    x = 28,901.40

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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.