Home / 35,666.44-49,218.56-20,559.16

Finding the Fourth Proportional to 35,666.44, 49,218.56 and 20,559.16

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Solution

The fourth proportional to 35,666.44, 49,218.56 and 20,559.16 is: 28,370.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,666.44 : 49,218.56 = 20,559.16 : x
  2. Step 2: Convert to fraction form
    35,666.44/49,218.56 = 20,559.16/x
  3. Step 3: Cross multiply
    35,666.44x = 49,218.56 × 20,559.16
  4. Step 4: Simplify right side
    35,666.44x = 1,011,892,250.01
  5. Step 5: Solve for x
    x = 1,011,892,250.01/35,666.44
  6. Step 6: Final answer
    x = 28,370.99

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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.