Home / 35,412.15-53,127.15-10,451.19

Finding the Fourth Proportional to 35,412.15, 53,127.15 and 10,451.19

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Solution

The fourth proportional to 35,412.15, 53,127.15 and 10,451.19 is: 15,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,412.15 : 53,127.15 = 10,451.19 : x
  2. Step 2: Convert to fraction form
    35,412.15/53,127.15 = 10,451.19/x
  3. Step 3: Cross multiply
    35,412.15x = 53,127.15 × 10,451.19
  4. Step 4: Simplify right side
    35,412.15x = 555,241,938.81
  5. Step 5: Solve for x
    x = 555,241,938.81/35,412.15
  6. Step 6: Final answer
    x = 15,679.42

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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.