Home / 33,720.46-46,534.40-18,613.15

Finding the Fourth Proportional to 33,720.46, 46,534.40 and 18,613.15

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Solution

The fourth proportional to 33,720.46, 46,534.40 and 18,613.15 is: 25,686.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,720.46 : 46,534.40 = 18,613.15 : x
  2. Step 2: Convert to fraction form
    33,720.46/46,534.40 = 18,613.15/x
  3. Step 3: Cross multiply
    33,720.46x = 46,534.40 × 18,613.15
  4. Step 4: Simplify right side
    33,720.46x = 866,151,767.36
  5. Step 5: Solve for x
    x = 866,151,767.36/33,720.46
  6. Step 6: Final answer
    x = 25,686.24

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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.