Home / 13,066.56-18,032.04-7,098.30

Finding the Fourth Proportional to 13,066.56, 18,032.04 and 7,098.30

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Solution

The fourth proportional to 13,066.56, 18,032.04 and 7,098.30 is: 9,795.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,066.56 : 18,032.04 = 7,098.30 : x
  2. Step 2: Convert to fraction form
    13,066.56/18,032.04 = 7,098.30/x
  3. Step 3: Cross multiply
    13,066.56x = 18,032.04 × 7,098.30
  4. Step 4: Simplify right side
    13,066.56x = 127,996,829.53
  5. Step 5: Solve for x
    x = 127,996,829.53/13,066.56
  6. Step 6: Final answer
    x = 9,795.76

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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.