Home / 40,479.84-55,864.08-23,718.24

Finding the Fourth Proportional to 40,479.84, 55,864.08 and 23,718.24

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Solution

The fourth proportional to 40,479.84, 55,864.08 and 23,718.24 is: 32,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,479.84 : 55,864.08 = 23,718.24 : x
  2. Step 2: Convert to fraction form
    40,479.84/55,864.08 = 23,718.24/x
  3. Step 3: Cross multiply
    40,479.84x = 55,864.08 × 23,718.24
  4. Step 4: Simplify right side
    40,479.84x = 1,324,997,656.82
  5. Step 5: Solve for x
    x = 1,324,997,656.82/40,479.84
  6. Step 6: Final answer
    x = 32,732.28

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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.