Home / 25,698.30-38,562.02-10,126.86

Finding the Fourth Proportional to 25,698.30, 38,562.02 and 10,126.86

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Solution

The fourth proportional to 25,698.30, 38,562.02 and 10,126.86 is: 15,196.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,698.30 : 38,562.02 = 10,126.86 : x
  2. Step 2: Convert to fraction form
    25,698.30/38,562.02 = 10,126.86/x
  3. Step 3: Cross multiply
    25,698.30x = 38,562.02 × 10,126.86
  4. Step 4: Simplify right side
    25,698.30x = 390,511,985.05
  5. Step 5: Solve for x
    x = 390,511,985.05/25,698.30
  6. Step 6: Final answer
    x = 15,196.03

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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.