Home / 40,618.83-55,929.36-35,554.71

Finding the Fourth Proportional to 40,618.83, 55,929.36 and 35,554.71

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Solution

The fourth proportional to 40,618.83, 55,929.36 and 35,554.71 is: 48,956.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,618.83 : 55,929.36 = 35,554.71 : x
  2. Step 2: Convert to fraction form
    40,618.83/55,929.36 = 35,554.71/x
  3. Step 3: Cross multiply
    40,618.83x = 55,929.36 × 35,554.71
  4. Step 4: Simplify right side
    40,618.83x = 1,988,552,175.29
  5. Step 5: Solve for x
    x = 1,988,552,175.29/40,618.83
  6. Step 6: Final answer
    x = 48,956.41

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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.