Home / 40,205.84-55,483.67-22,300.88

Finding the Fourth Proportional to 40,205.84, 55,483.67 and 22,300.88

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Solution

The fourth proportional to 40,205.84, 55,483.67 and 22,300.88 is: 30,775.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,205.84 : 55,483.67 = 22,300.88 : x
  2. Step 2: Convert to fraction form
    40,205.84/55,483.67 = 22,300.88/x
  3. Step 3: Cross multiply
    40,205.84x = 55,483.67 × 22,300.88
  4. Step 4: Simplify right side
    40,205.84x = 1,237,334,666.63
  5. Step 5: Solve for x
    x = 1,237,334,666.63/40,205.84
  6. Step 6: Final answer
    x = 30,775.00

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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.