Home / 40,424.20-55,784.58-22,519.16

Finding the Fourth Proportional to 40,424.20, 55,784.58 and 22,519.16

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Solution

The fourth proportional to 40,424.20, 55,784.58 and 22,519.16 is: 31,075.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,424.20 : 55,784.58 = 22,519.16 : x
  2. Step 2: Convert to fraction form
    40,424.20/55,784.58 = 22,519.16/x
  3. Step 3: Cross multiply
    40,424.20x = 55,784.58 × 22,519.16
  4. Step 4: Simplify right side
    40,424.20x = 1,256,221,882.55
  5. Step 5: Solve for x
    x = 1,256,221,882.55/40,424.20
  6. Step 6: Final answer
    x = 31,075.99

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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.