Home / 34,649.90-47,816.85-19,542.53

Finding the Fourth Proportional to 34,649.90, 47,816.85 and 19,542.53

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Solution

The fourth proportional to 34,649.90, 47,816.85 and 19,542.53 is: 26,968.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.90 : 47,816.85 = 19,542.53 : x
  2. Step 2: Convert to fraction form
    34,649.90/47,816.85 = 19,542.53/x
  3. Step 3: Cross multiply
    34,649.90x = 47,816.85 × 19,542.53
  4. Step 4: Simplify right side
    34,649.90x = 934,462,189.25
  5. Step 5: Solve for x
    x = 934,462,189.25/34,649.90
  6. Step 6: Final answer
    x = 26,968.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.