Home / 14,858.13-20,526.54-9,765.81

Finding the Fourth Proportional to 14,858.13, 20,526.54 and 9,765.81

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Solution

The fourth proportional to 14,858.13, 20,526.54 and 9,765.81 is: 13,491.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,858.13 : 20,526.54 = 9,765.81 : x
  2. Step 2: Convert to fraction form
    14,858.13/20,526.54 = 9,765.81/x
  3. Step 3: Cross multiply
    14,858.13x = 20,526.54 × 9,765.81
  4. Step 4: Simplify right side
    14,858.13x = 200,458,289.60
  5. Step 5: Solve for x
    x = 200,458,289.60/14,858.13
  6. Step 6: Final answer
    x = 13,491.49

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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.