Home / 40,547.49-60,812.78-10,958.39

Finding the Fourth Proportional to 40,547.49, 60,812.78 and 10,958.39

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Solution

The fourth proportional to 40,547.49, 60,812.78 and 10,958.39 is: 16,435.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,547.49 : 60,812.78 = 10,958.39 : x
  2. Step 2: Convert to fraction form
    40,547.49/60,812.78 = 10,958.39/x
  3. Step 3: Cross multiply
    40,547.49x = 60,812.78 × 10,958.39
  4. Step 4: Simplify right side
    40,547.49x = 666,409,801.37
  5. Step 5: Solve for x
    x = 666,409,801.37/40,547.49
  6. Step 6: Final answer
    x = 16,435.29

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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.