Home / 35,823.87-49,437-19,909.80

Finding the Fourth Proportional to 35,823.87, 49,437 and 19,909.80

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Solution

The fourth proportional to 35,823.87, 49,437 and 19,909.80 is: 27,475.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,823.87 : 49,437 = 19,909.80 : x
  2. Step 2: Convert to fraction form
    35,823.87/49,437 = 19,909.80/x
  3. Step 3: Cross multiply
    35,823.87x = 49,437 × 19,909.80
  4. Step 4: Simplify right side
    35,823.87x = 984,280,782.60
  5. Step 5: Solve for x
    x = 984,280,782.60/35,823.87
  6. Step 6: Final answer
    x = 27,475.56

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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.