Home / 13,023.60-19,573.80-12,793.20

Finding the Fourth Proportional to 13,023.60, 19,573.80 and 12,793.20

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Solution

The fourth proportional to 13,023.60, 19,573.80 and 12,793.20 is: 19,227.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,023.60 : 19,573.80 = 12,793.20 : x
  2. Step 2: Convert to fraction form
    13,023.60/19,573.80 = 12,793.20/x
  3. Step 3: Cross multiply
    13,023.60x = 19,573.80 × 12,793.20
  4. Step 4: Simplify right side
    13,023.60x = 250,411,538.16
  5. Step 5: Solve for x
    x = 250,411,538.16/13,023.60
  6. Step 6: Final answer
    x = 19,227.52

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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.