Home / 25,350.75-38,037.06-9,779.31

Finding the Fourth Proportional to 25,350.75, 38,037.06 and 9,779.31

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Solution

The fourth proportional to 25,350.75, 38,037.06 and 9,779.31 is: 14,673.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,350.75 : 38,037.06 = 9,779.31 : x
  2. Step 2: Convert to fraction form
    25,350.75/38,037.06 = 9,779.31/x
  3. Step 3: Cross multiply
    25,350.75x = 38,037.06 × 9,779.31
  4. Step 4: Simplify right side
    25,350.75x = 371,976,201.23
  5. Step 5: Solve for x
    x = 371,976,201.23/25,350.75
  6. Step 6: Final answer
    x = 14,673.18

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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.