Home / 37,779.21-56,619.50-15,567.21

Finding the Fourth Proportional to 37,779.21, 56,619.50 and 15,567.21

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Solution

The fourth proportional to 37,779.21, 56,619.50 and 15,567.21 is: 23,330.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,779.21 : 56,619.50 = 15,567.21 : x
  2. Step 2: Convert to fraction form
    37,779.21/56,619.50 = 15,567.21/x
  3. Step 3: Cross multiply
    37,779.21x = 56,619.50 × 15,567.21
  4. Step 4: Simplify right side
    37,779.21x = 881,407,568.76
  5. Step 5: Solve for x
    x = 881,407,568.76/37,779.21
  6. Step 6: Final answer
    x = 23,330.49

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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.