Home / 29,522.31-40,725.39-18,748.74

Finding the Fourth Proportional to 29,522.31, 40,725.39 and 18,748.74

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Solution

The fourth proportional to 29,522.31, 40,725.39 and 18,748.74 is: 25,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,522.31 : 40,725.39 = 18,748.74 : x
  2. Step 2: Convert to fraction form
    29,522.31/40,725.39 = 18,748.74/x
  3. Step 3: Cross multiply
    29,522.31x = 40,725.39 × 18,748.74
  4. Step 4: Simplify right side
    29,522.31x = 763,549,748.51
  5. Step 5: Solve for x
    x = 763,549,748.51/29,522.31
  6. Step 6: Final answer
    x = 25,863.48

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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.