Home / 47,675.61-71,536.50-19,616.40

Finding the Fourth Proportional to 47,675.61, 71,536.50 and 19,616.40

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Solution

The fourth proportional to 47,675.61, 71,536.50 and 19,616.40 is: 29,434.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,675.61 : 71,536.50 = 19,616.40 : x
  2. Step 2: Convert to fraction form
    47,675.61/71,536.50 = 19,616.40/x
  3. Step 3: Cross multiply
    47,675.61x = 71,536.50 × 19,616.40
  4. Step 4: Simplify right side
    47,675.61x = 1,403,288,598.60
  5. Step 5: Solve for x
    x = 1,403,288,598.60/47,675.61
  6. Step 6: Final answer
    x = 29,434.10

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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.