Home / 34,655.50-47,824.59-18,739.95

Finding the Fourth Proportional to 34,655.50, 47,824.59 and 18,739.95

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Solution

The fourth proportional to 34,655.50, 47,824.59 and 18,739.95 is: 25,861.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.50 : 47,824.59 = 18,739.95 : x
  2. Step 2: Convert to fraction form
    34,655.50/47,824.59 = 18,739.95/x
  3. Step 3: Cross multiply
    34,655.50x = 47,824.59 × 18,739.95
  4. Step 4: Simplify right side
    34,655.50x = 896,230,246.03
  5. Step 5: Solve for x
    x = 896,230,246.03/34,655.50
  6. Step 6: Final answer
    x = 25,861.13

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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.