Home / 29,130.51-40,199.97-16,555.26

Finding the Fourth Proportional to 29,130.51, 40,199.97 and 16,555.26

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Solution

The fourth proportional to 29,130.51, 40,199.97 and 16,555.26 is: 22,846.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,130.51 : 40,199.97 = 16,555.26 : x
  2. Step 2: Convert to fraction form
    29,130.51/40,199.97 = 16,555.26/x
  3. Step 3: Cross multiply
    29,130.51x = 40,199.97 × 16,555.26
  4. Step 4: Simplify right side
    29,130.51x = 665,520,955.34
  5. Step 5: Solve for x
    x = 665,520,955.34/29,130.51
  6. Step 6: Final answer
    x = 22,846.18

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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.