Home / 37,779.50-56,661.95-14,400.47

Finding the Fourth Proportional to 37,779.50, 56,661.95 and 14,400.47

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Solution

The fourth proportional to 37,779.50, 56,661.95 and 14,400.47 is: 21,597.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,779.50 : 56,661.95 = 14,400.47 : x
  2. Step 2: Convert to fraction form
    37,779.50/56,661.95 = 14,400.47/x
  3. Step 3: Cross multiply
    37,779.50x = 56,661.95 × 14,400.47
  4. Step 4: Simplify right side
    37,779.50x = 815,958,355.80
  5. Step 5: Solve for x
    x = 815,958,355.80/37,779.50
  6. Step 6: Final answer
    x = 21,597.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.