Home / 35,534.28-49,036.58-20,426.56

Finding the Fourth Proportional to 35,534.28, 49,036.58 and 20,426.56

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Solution

The fourth proportional to 35,534.28, 49,036.58 and 20,426.56 is: 28,188.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,534.28 : 49,036.58 = 20,426.56 : x
  2. Step 2: Convert to fraction form
    35,534.28/49,036.58 = 20,426.56/x
  3. Step 3: Cross multiply
    35,534.28x = 49,036.58 × 20,426.56
  4. Step 4: Simplify right side
    35,534.28x = 1,001,648,643.56
  5. Step 5: Solve for x
    x = 1,001,648,643.56/35,534.28
  6. Step 6: Final answer
    x = 28,188.24

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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.