Home / 25,335.43-34,962.81-14,157.43

Finding the Fourth Proportional to 25,335.43, 34,962.81 and 14,157.43

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Solution

The fourth proportional to 25,335.43, 34,962.81 and 14,157.43 is: 19,537.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,335.43 : 34,962.81 = 14,157.43 : x
  2. Step 2: Convert to fraction form
    25,335.43/34,962.81 = 14,157.43/x
  3. Step 3: Cross multiply
    25,335.43x = 34,962.81 × 14,157.43
  4. Step 4: Simplify right side
    25,335.43x = 494,983,535.18
  5. Step 5: Solve for x
    x = 494,983,535.18/25,335.43
  6. Step 6: Final answer
    x = 19,537.21

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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.