Home / 47,363.60-71,045.40-19,715.60

Finding the Fourth Proportional to 47,363.60, 71,045.40 and 19,715.60

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Solution

The fourth proportional to 47,363.60, 71,045.40 and 19,715.60 is: 29,573.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,363.60 : 71,045.40 = 19,715.60 : x
  2. Step 2: Convert to fraction form
    47,363.60/71,045.40 = 19,715.60/x
  3. Step 3: Cross multiply
    47,363.60x = 71,045.40 × 19,715.60
  4. Step 4: Simplify right side
    47,363.60x = 1,400,702,688.24
  5. Step 5: Solve for x
    x = 1,400,702,688.24/47,363.60
  6. Step 6: Final answer
    x = 29,573.40

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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.