Home / 34,779.60-52,159.68-13,998.24

Finding the Fourth Proportional to 34,779.60, 52,159.68 and 13,998.24

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Solution

The fourth proportional to 34,779.60, 52,159.68 and 13,998.24 is: 20,993.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,779.60 : 52,159.68 = 13,998.24 : x
  2. Step 2: Convert to fraction form
    34,779.60/52,159.68 = 13,998.24/x
  3. Step 3: Cross multiply
    34,779.60x = 52,159.68 × 13,998.24
  4. Step 4: Simplify right side
    34,779.60x = 730,143,718.96
  5. Step 5: Solve for x
    x = 730,143,718.96/34,779.60
  6. Step 6: Final answer
    x = 20,993.45

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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.