Home / 14,015.63-19,338.04-9,543.93

Finding the Fourth Proportional to 14,015.63, 19,338.04 and 9,543.93

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Solution

The fourth proportional to 14,015.63, 19,338.04 and 9,543.93 is: 13,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,015.63 : 19,338.04 = 9,543.93 : x
  2. Step 2: Convert to fraction form
    14,015.63/19,338.04 = 9,543.93/x
  3. Step 3: Cross multiply
    14,015.63x = 19,338.04 × 9,543.93
  4. Step 4: Simplify right side
    14,015.63x = 184,560,839.51
  5. Step 5: Solve for x
    x = 184,560,839.51/14,015.63
  6. Step 6: Final answer
    x = 13,168.21

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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.