Home / 15,023.61-22,558.35-12,713.90

Finding the Fourth Proportional to 15,023.61, 22,558.35 and 12,713.90

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Solution

The fourth proportional to 15,023.61, 22,558.35 and 12,713.90 is: 19,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,023.61 : 22,558.35 = 12,713.90 : x
  2. Step 2: Convert to fraction form
    15,023.61/22,558.35 = 12,713.90/x
  3. Step 3: Cross multiply
    15,023.61x = 22,558.35 × 12,713.90
  4. Step 4: Simplify right side
    15,023.61x = 286,804,469.43
  5. Step 5: Solve for x
    x = 286,804,469.43/15,023.61
  6. Step 6: Final answer
    x = 19,090.25

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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.