Home / 13,430.04-20,133.96-5,928.26

Finding the Fourth Proportional to 13,430.04, 20,133.96 and 5,928.26

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Solution

The fourth proportional to 13,430.04, 20,133.96 and 5,928.26 is: 8,887.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,430.04 : 20,133.96 = 5,928.26 : x
  2. Step 2: Convert to fraction form
    13,430.04/20,133.96 = 5,928.26/x
  3. Step 3: Cross multiply
    13,430.04x = 20,133.96 × 5,928.26
  4. Step 4: Simplify right side
    13,430.04x = 119,359,349.71
  5. Step 5: Solve for x
    x = 119,359,349.71/13,430.04
  6. Step 6: Final answer
    x = 8,887.49

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