Home / 25,292.34-34,905.36-13,964.02

Finding the Fourth Proportional to 25,292.34, 34,905.36 and 13,964.02

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Solution

The fourth proportional to 25,292.34, 34,905.36 and 13,964.02 is: 19,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,292.34 : 34,905.36 = 13,964.02 : x
  2. Step 2: Convert to fraction form
    25,292.34/34,905.36 = 13,964.02/x
  3. Step 3: Cross multiply
    25,292.34x = 34,905.36 × 13,964.02
  4. Step 4: Simplify right side
    25,292.34x = 487,418,970.62
  5. Step 5: Solve for x
    x = 487,418,970.62/25,292.34
  6. Step 6: Final answer
    x = 19,271.41

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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.