Home / 35,526.42-49,029.03-20,422.76

Finding the Fourth Proportional to 35,526.42, 49,029.03 and 20,422.76

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Solution

The fourth proportional to 35,526.42, 49,029.03 and 20,422.76 is: 28,184.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,526.42 : 49,029.03 = 20,422.76 : x
  2. Step 2: Convert to fraction form
    35,526.42/49,029.03 = 20,422.76/x
  3. Step 3: Cross multiply
    35,526.42x = 49,029.03 × 20,422.76
  4. Step 4: Simplify right side
    35,526.42x = 1,001,307,867.58
  5. Step 5: Solve for x
    x = 1,001,307,867.58/35,526.42
  6. Step 6: Final answer
    x = 28,184.88

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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.