Home / 34,117.71-51,232.14-21,053.13

Finding the Fourth Proportional to 34,117.71, 51,232.14 and 21,053.13

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Solution

The fourth proportional to 34,117.71, 51,232.14 and 21,053.13 is: 31,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,117.71 : 51,232.14 = 21,053.13 : x
  2. Step 2: Convert to fraction form
    34,117.71/51,232.14 = 21,053.13/x
  3. Step 3: Cross multiply
    34,117.71x = 51,232.14 × 21,053.13
  4. Step 4: Simplify right side
    34,117.71x = 1,078,596,903.60
  5. Step 5: Solve for x
    x = 1,078,596,903.60/34,117.71
  6. Step 6: Final answer
    x = 31,613.99

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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.