Home / 45,631.63-68,280.93-26,920.63

Finding the Fourth Proportional to 45,631.63, 68,280.93 and 26,920.63

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Solution

The fourth proportional to 45,631.63, 68,280.93 and 26,920.63 is: 40,282.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,631.63 : 68,280.93 = 26,920.63 : x
  2. Step 2: Convert to fraction form
    45,631.63/68,280.93 = 26,920.63/x
  3. Step 3: Cross multiply
    45,631.63x = 68,280.93 × 26,920.63
  4. Step 4: Simplify right side
    45,631.63x = 1,838,165,688.69
  5. Step 5: Solve for x
    x = 1,838,165,688.69/45,631.63
  6. Step 6: Final answer
    x = 40,282.71

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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.