Home / 29,434.56-40,612.57-18,675.51

Finding the Fourth Proportional to 29,434.56, 40,612.57 and 18,675.51

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Solution

The fourth proportional to 29,434.56, 40,612.57 and 18,675.51 is: 25,767.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,434.56 : 40,612.57 = 18,675.51 : x
  2. Step 2: Convert to fraction form
    29,434.56/40,612.57 = 18,675.51/x
  3. Step 3: Cross multiply
    29,434.56x = 40,612.57 × 18,675.51
  4. Step 4: Simplify right side
    29,434.56x = 758,460,457.16
  5. Step 5: Solve for x
    x = 758,460,457.16/29,434.56
  6. Step 6: Final answer
    x = 25,767.68

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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.