Home / 34,649.91-47,815.74-19,542.96

Finding the Fourth Proportional to 34,649.91, 47,815.74 and 19,542.96

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Solution

The fourth proportional to 34,649.91, 47,815.74 and 19,542.96 is: 26,968.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,649.91 : 47,815.74 = 19,542.96 : x
  2. Step 2: Convert to fraction form
    34,649.91/47,815.74 = 19,542.96/x
  3. Step 3: Cross multiply
    34,649.91x = 47,815.74 × 19,542.96
  4. Step 4: Simplify right side
    34,649.91x = 934,461,094.19
  5. Step 5: Solve for x
    x = 934,461,094.19/34,649.91
  6. Step 6: Final answer
    x = 26,968.64

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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.