Home / 13,263.20-18,302.32-7,597.97

Finding the Fourth Proportional to 13,263.20, 18,302.32 and 7,597.97

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Solution

The fourth proportional to 13,263.20, 18,302.32 and 7,597.97 is: 10,484.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.20 : 18,302.32 = 7,597.97 : x
  2. Step 2: Convert to fraction form
    13,263.20/18,302.32 = 7,597.97/x
  3. Step 3: Cross multiply
    13,263.20x = 18,302.32 × 7,597.97
  4. Step 4: Simplify right side
    13,263.20x = 139,060,478.29
  5. Step 5: Solve for x
    x = 139,060,478.29/13,263.20
  6. Step 6: Final answer
    x = 10,484.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.