Home / 13,569.60-20,319.35-9,365.82

Finding the Fourth Proportional to 13,569.60, 20,319.35 and 9,365.82

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Solution

The fourth proportional to 13,569.60, 20,319.35 and 9,365.82 is: 14,024.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,569.60 : 20,319.35 = 9,365.82 : x
  2. Step 2: Convert to fraction form
    13,569.60/20,319.35 = 9,365.82/x
  3. Step 3: Cross multiply
    13,569.60x = 20,319.35 × 9,365.82
  4. Step 4: Simplify right side
    13,569.60x = 190,307,327.79
  5. Step 5: Solve for x
    x = 190,307,327.79/13,569.60
  6. Step 6: Final answer
    x = 14,024.53

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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.