Home / 34,418.12-51,613.28-13,347.07

Finding the Fourth Proportional to 34,418.12, 51,613.28 and 13,347.07

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Solution

The fourth proportional to 34,418.12, 51,613.28 and 13,347.07 is: 20,015.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,418.12 : 51,613.28 = 13,347.07 : x
  2. Step 2: Convert to fraction form
    34,418.12/51,613.28 = 13,347.07/x
  3. Step 3: Cross multiply
    34,418.12x = 51,613.28 × 13,347.07
  4. Step 4: Simplify right side
    34,418.12x = 688,886,061.09
  5. Step 5: Solve for x
    x = 688,886,061.09/34,418.12
  6. Step 6: Final answer
    x = 20,015.21

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1.5x scale

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.