Home / 14,316.04-19,762.32-13,419.37

Finding the Fourth Proportional to 14,316.04, 19,762.32 and 13,419.37

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Solution

The fourth proportional to 14,316.04, 19,762.32 and 13,419.37 is: 18,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.04 : 19,762.32 = 13,419.37 : x
  2. Step 2: Convert to fraction form
    14,316.04/19,762.32 = 13,419.37/x
  3. Step 3: Cross multiply
    14,316.04x = 19,762.32 × 13,419.37
  4. Step 4: Simplify right side
    14,316.04x = 265,197,884.14
  5. Step 5: Solve for x
    x = 265,197,884.14/14,316.04
  6. Step 6: Final answer
    x = 18,524.53

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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.