Home / 15,617.64-23,430.20-4,525.09

Finding the Fourth Proportional to 15,617.64, 23,430.20 and 4,525.09

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Solution

The fourth proportional to 15,617.64, 23,430.20 and 4,525.09 is: 6,788.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,617.64 : 23,430.20 = 4,525.09 : x
  2. Step 2: Convert to fraction form
    15,617.64/23,430.20 = 4,525.09/x
  3. Step 3: Cross multiply
    15,617.64x = 23,430.20 × 4,525.09
  4. Step 4: Simplify right side
    15,617.64x = 106,023,763.72
  5. Step 5: Solve for x
    x = 106,023,763.72/15,617.64
  6. Step 6: Final answer
    x = 6,788.72

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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.