Home / 35,653.79-49,204.04-20,548.91

Finding the Fourth Proportional to 35,653.79, 49,204.04 and 20,548.91

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Solution

The fourth proportional to 35,653.79, 49,204.04 and 20,548.91 is: 28,358.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,653.79 : 49,204.04 = 20,548.91 : x
  2. Step 2: Convert to fraction form
    35,653.79/49,204.04 = 20,548.91/x
  3. Step 3: Cross multiply
    35,653.79x = 49,204.04 × 20,548.91
  4. Step 4: Simplify right side
    35,653.79x = 1,011,089,040.83
  5. Step 5: Solve for x
    x = 1,011,089,040.83/35,653.79
  6. Step 6: Final answer
    x = 28,358.53

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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.