Home / 12,281.01-18,407.08-5,693.33

Finding the Fourth Proportional to 12,281.01, 18,407.08 and 5,693.33

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Solution

The fourth proportional to 12,281.01, 18,407.08 and 5,693.33 is: 8,533.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,281.01 : 18,407.08 = 5,693.33 : x
  2. Step 2: Convert to fraction form
    12,281.01/18,407.08 = 5,693.33/x
  3. Step 3: Cross multiply
    12,281.01x = 18,407.08 × 5,693.33
  4. Step 4: Simplify right side
    12,281.01x = 104,797,580.78
  5. Step 5: Solve for x
    x = 104,797,580.78/12,281.01
  6. Step 6: Final answer
    x = 8,533.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.