Home / 25,314.40-34,928.88-14,134.24

Finding the Fourth Proportional to 25,314.40, 34,928.88 and 14,134.24

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Solution

The fourth proportional to 25,314.40, 34,928.88 and 14,134.24 is: 19,502.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,314.40 : 34,928.88 = 14,134.24 : x
  2. Step 2: Convert to fraction form
    25,314.40/34,928.88 = 14,134.24/x
  3. Step 3: Cross multiply
    25,314.40x = 34,928.88 × 14,134.24
  4. Step 4: Simplify right side
    25,314.40x = 493,693,172.85
  5. Step 5: Solve for x
    x = 493,693,172.85/25,314.40
  6. Step 6: Final answer
    x = 19,502.46

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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.