Home / 34,655.16-47,824.14-18,739.74

Finding the Fourth Proportional to 34,655.16, 47,824.14 and 18,739.74

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Solution

The fourth proportional to 34,655.16, 47,824.14 and 18,739.74 is: 25,860.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,655.16 : 47,824.14 = 18,739.74 : x
  2. Step 2: Convert to fraction form
    34,655.16/47,824.14 = 18,739.74/x
  3. Step 3: Cross multiply
    34,655.16x = 47,824.14 × 18,739.74
  4. Step 4: Simplify right side
    34,655.16x = 896,211,949.32
  5. Step 5: Solve for x
    x = 896,211,949.32/34,655.16
  6. Step 6: Final answer
    x = 25,860.85

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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.