Home / 45,979.32-68,953.92-14,807.28

Finding the Fourth Proportional to 45,979.32, 68,953.92 and 14,807.28

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Solution

The fourth proportional to 45,979.32, 68,953.92 and 14,807.28 is: 22,206.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,979.32 : 68,953.92 = 14,807.28 : x
  2. Step 2: Convert to fraction form
    45,979.32/68,953.92 = 14,807.28/x
  3. Step 3: Cross multiply
    45,979.32x = 68,953.92 × 14,807.28
  4. Step 4: Simplify right side
    45,979.32x = 1,021,020,000.54
  5. Step 5: Solve for x
    x = 1,021,020,000.54/45,979.32
  6. Step 6: Final answer
    x = 22,206.07

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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.