Home / 15,627.64-23,446.86-9,777.28

Finding the Fourth Proportional to 15,627.64, 23,446.86 and 9,777.28

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Solution

The fourth proportional to 15,627.64, 23,446.86 and 9,777.28 is: 14,669.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,627.64 : 23,446.86 = 9,777.28 : x
  2. Step 2: Convert to fraction form
    15,627.64/23,446.86 = 9,777.28/x
  3. Step 3: Cross multiply
    15,627.64x = 23,446.86 × 9,777.28
  4. Step 4: Simplify right side
    15,627.64x = 229,246,515.34
  5. Step 5: Solve for x
    x = 229,246,515.34/15,627.64
  6. Step 6: Final answer
    x = 14,669.30

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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.