Home / 13,465.77-18,583.50-7,497.30

Finding the Fourth Proportional to 13,465.77, 18,583.50 and 7,497.30

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Solution

The fourth proportional to 13,465.77, 18,583.50 and 7,497.30 is: 10,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.77 : 18,583.50 = 7,497.30 : x
  2. Step 2: Convert to fraction form
    13,465.77/18,583.50 = 7,497.30/x
  3. Step 3: Cross multiply
    13,465.77x = 18,583.50 × 7,497.30
  4. Step 4: Simplify right side
    13,465.77x = 139,326,074.55
  5. Step 5: Solve for x
    x = 139,326,074.55/13,465.77
  6. Step 6: Final answer
    x = 10,346.68

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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.