Home / 40,329.21-55,655.60-22,424.97

Finding the Fourth Proportional to 40,329.21, 55,655.60 and 22,424.97

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Solution

The fourth proportional to 40,329.21, 55,655.60 and 22,424.97 is: 30,947.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,329.21 : 55,655.60 = 22,424.97 : x
  2. Step 2: Convert to fraction form
    40,329.21/55,655.60 = 22,424.97/x
  3. Step 3: Cross multiply
    40,329.21x = 55,655.60 × 22,424.97
  4. Step 4: Simplify right side
    40,329.21x = 1,248,075,048.21
  5. Step 5: Solve for x
    x = 1,248,075,048.21/40,329.21
  6. Step 6: Final answer
    x = 30,947.17

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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.