Home / 25,852.62-38,779.11-9,213.30

Finding the Fourth Proportional to 25,852.62, 38,779.11 and 9,213.30

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Solution

The fourth proportional to 25,852.62, 38,779.11 and 9,213.30 is: 13,820.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,852.62 : 38,779.11 = 9,213.30 : x
  2. Step 2: Convert to fraction form
    25,852.62/38,779.11 = 9,213.30/x
  3. Step 3: Cross multiply
    25,852.62x = 38,779.11 × 9,213.30
  4. Step 4: Simplify right side
    25,852.62x = 357,283,574.16
  5. Step 5: Solve for x
    x = 357,283,574.16/25,852.62
  6. Step 6: Final answer
    x = 13,820.01

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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.