Home / 45,557.77-68,339.90-14,392.75

Finding the Fourth Proportional to 45,557.77, 68,339.90 and 14,392.75

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Solution

The fourth proportional to 45,557.77, 68,339.90 and 14,392.75 is: 21,590.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,557.77 : 68,339.90 = 14,392.75 : x
  2. Step 2: Convert to fraction form
    45,557.77/68,339.90 = 14,392.75/x
  3. Step 3: Cross multiply
    45,557.77x = 68,339.90 × 14,392.75
  4. Step 4: Simplify right side
    45,557.77x = 983,599,095.73
  5. Step 5: Solve for x
    x = 983,599,095.73/45,557.77
  6. Step 6: Final answer
    x = 21,590.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.