Home / 13,325.60-18,389.23-7,357.27

Finding the Fourth Proportional to 13,325.60, 18,389.23 and 7,357.27

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Solution

The fourth proportional to 13,325.60, 18,389.23 and 7,357.27 is: 10,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.60 : 18,389.23 = 7,357.27 : x
  2. Step 2: Convert to fraction form
    13,325.60/18,389.23 = 7,357.27/x
  3. Step 3: Cross multiply
    13,325.60x = 18,389.23 × 7,357.27
  4. Step 4: Simplify right side
    13,325.60x = 135,294,530.20
  5. Step 5: Solve for x
    x = 135,294,530.20/13,325.60
  6. Step 6: Final answer
    x = 10,152.98

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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.