Home / 34,655.52-47,824.40-18,739.84

Finding the Fourth Proportional to 34,655.52, 47,824.40 and 18,739.84

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Solution

The fourth proportional to 34,655.52, 47,824.40 and 18,739.84 is: 25,860.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.52 : 47,824.40 = 18,739.84 : x
  2. Step 2: Convert to fraction form
    34,655.52/47,824.40 = 18,739.84/x
  3. Step 3: Cross multiply
    34,655.52x = 47,824.40 × 18,739.84
  4. Step 4: Simplify right side
    34,655.52x = 896,221,604.10
  5. Step 5: Solve for x
    x = 896,221,604.10/34,655.52
  6. Step 6: Final answer
    x = 25,860.86

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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.