Home / 40,274.61-55,579.01-22,369.65

Finding the Fourth Proportional to 40,274.61, 55,579.01 and 22,369.65

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Solution

The fourth proportional to 40,274.61, 55,579.01 and 22,369.65 is: 30,870.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,274.61 : 55,579.01 = 22,369.65 : x
  2. Step 2: Convert to fraction form
    40,274.61/55,579.01 = 22,369.65/x
  3. Step 3: Cross multiply
    40,274.61x = 55,579.01 × 22,369.65
  4. Step 4: Simplify right side
    40,274.61x = 1,243,282,889.20
  5. Step 5: Solve for x
    x = 1,243,282,889.20/40,274.61
  6. Step 6: Final answer
    x = 30,870.14

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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.