Home / 25,276.32-34,881.44-13,946.15

Finding the Fourth Proportional to 25,276.32, 34,881.44 and 13,946.15

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Solution

The fourth proportional to 25,276.32, 34,881.44 and 13,946.15 is: 19,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.32 : 34,881.44 = 13,946.15 : x
  2. Step 2: Convert to fraction form
    25,276.32/34,881.44 = 13,946.15/x
  3. Step 3: Cross multiply
    25,276.32x = 34,881.44 × 13,946.15
  4. Step 4: Simplify right side
    25,276.32x = 486,461,550.32
  5. Step 5: Solve for x
    x = 486,461,550.32/25,276.32
  6. Step 6: Final answer
    x = 19,245.74

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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.