Home / 25,345.60-34,976.71-14,015.59

Finding the Fourth Proportional to 25,345.60, 34,976.71 and 14,015.59

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Solution

The fourth proportional to 25,345.60, 34,976.71 and 14,015.59 is: 19,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,345.60 : 34,976.71 = 14,015.59 : x
  2. Step 2: Convert to fraction form
    25,345.60/34,976.71 = 14,015.59/x
  3. Step 3: Cross multiply
    25,345.60x = 34,976.71 × 14,015.59
  4. Step 4: Simplify right side
    25,345.60x = 490,219,226.91
  5. Step 5: Solve for x
    x = 490,219,226.91/25,345.60
  6. Step 6: Final answer
    x = 19,341.39

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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.