Home / 47,609.10-71,423.64-18,026.28

Finding the Fourth Proportional to 47,609.10, 71,423.64 and 18,026.28

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Solution

The fourth proportional to 47,609.10, 71,423.64 and 18,026.28 is: 27,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,609.10 : 71,423.64 = 18,026.28 : x
  2. Step 2: Convert to fraction form
    47,609.10/71,423.64 = 18,026.28/x
  3. Step 3: Cross multiply
    47,609.10x = 71,423.64 × 18,026.28
  4. Step 4: Simplify right side
    47,609.10x = 1,287,502,533.26
  5. Step 5: Solve for x
    x = 1,287,502,533.26/47,609.10
  6. Step 6: Final answer
    x = 27,043.20

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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.