Home / 40,273.79-55,579.68-22,368.87

Finding the Fourth Proportional to 40,273.79, 55,579.68 and 22,368.87

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Solution

The fourth proportional to 40,273.79, 55,579.68 and 22,368.87 is: 30,870.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.79 : 55,579.68 = 22,368.87 : x
  2. Step 2: Convert to fraction form
    40,273.79/55,579.68 = 22,368.87/x
  3. Step 3: Cross multiply
    40,273.79x = 55,579.68 × 22,368.87
  4. Step 4: Simplify right side
    40,273.79x = 1,243,254,636.56
  5. Step 5: Solve for x
    x = 1,243,254,636.56/40,273.79
  6. Step 6: Final answer
    x = 30,870.07

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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.