Home / 15,094.48-20,830.46-9,432.52

Finding the Fourth Proportional to 15,094.48, 20,830.46 and 9,432.52

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Solution

The fourth proportional to 15,094.48, 20,830.46 and 9,432.52 is: 13,016.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,094.48 : 20,830.46 = 9,432.52 : x
  2. Step 2: Convert to fraction form
    15,094.48/20,830.46 = 9,432.52/x
  3. Step 3: Cross multiply
    15,094.48x = 20,830.46 × 9,432.52
  4. Step 4: Simplify right side
    15,094.48x = 196,483,579.24
  5. Step 5: Solve for x
    x = 196,483,579.24/15,094.48
  6. Step 6: Final answer
    x = 13,016.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.