Home / 13,466.13-18,599.93-9,504.93

Finding the Fourth Proportional to 13,466.13, 18,599.93 and 9,504.93

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Solution

The fourth proportional to 13,466.13, 18,599.93 and 9,504.93 is: 13,128.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,466.13 : 18,599.93 = 9,504.93 : x
  2. Step 2: Convert to fraction form
    13,466.13/18,599.93 = 9,504.93/x
  3. Step 3: Cross multiply
    13,466.13x = 18,599.93 × 9,504.93
  4. Step 4: Simplify right side
    13,466.13x = 176,790,985.13
  5. Step 5: Solve for x
    x = 176,790,985.13/13,466.13
  6. Step 6: Final answer
    x = 13,128.57

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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.