Home / 34,655.40-47,824.46-18,739.85

Finding the Fourth Proportional to 34,655.40, 47,824.46 and 18,739.85

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Solution

The fourth proportional to 34,655.40, 47,824.46 and 18,739.85 is: 25,861.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.40 : 47,824.46 = 18,739.85 : x
  2. Step 2: Convert to fraction form
    34,655.40/47,824.46 = 18,739.85/x
  3. Step 3: Cross multiply
    34,655.40x = 47,824.46 × 18,739.85
  4. Step 4: Simplify right side
    34,655.40x = 896,223,347.70
  5. Step 5: Solve for x
    x = 896,223,347.70/34,655.40
  6. Step 6: Final answer
    x = 25,861.00

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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.