Home / 40,288.68-60,341.00-19,243.53

Finding the Fourth Proportional to 40,288.68, 60,341.00 and 19,243.53

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Solution

The fourth proportional to 40,288.68, 60,341.00 and 19,243.53 is: 28,821.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,288.68 : 60,341.00 = 19,243.53 : x
  2. Step 2: Convert to fraction form
    40,288.68/60,341.00 = 19,243.53/x
  3. Step 3: Cross multiply
    40,288.68x = 60,341.00 × 19,243.53
  4. Step 4: Simplify right side
    40,288.68x = 1,161,173,747.51
  5. Step 5: Solve for x
    x = 1,161,173,747.51/40,288.68
  6. Step 6: Final answer
    x = 28,821.34

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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.