Home / 15,101.40-22,641.30-6,774.60

Finding the Fourth Proportional to 15,101.40, 22,641.30 and 6,774.60

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Solution

The fourth proportional to 15,101.40, 22,641.30 and 6,774.60 is: 10,157.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.40 : 22,641.30 = 6,774.60 : x
  2. Step 2: Convert to fraction form
    15,101.40/22,641.30 = 6,774.60/x
  3. Step 3: Cross multiply
    15,101.40x = 22,641.30 × 6,774.60
  4. Step 4: Simplify right side
    15,101.40x = 153,385,750.98
  5. Step 5: Solve for x
    x = 153,385,750.98/15,101.40
  6. Step 6: Final answer
    x = 10,157.06

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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.