Home / 35,769.47-53,663.75-12,395.89

Finding the Fourth Proportional to 35,769.47, 53,663.75 and 12,395.89

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Solution

The fourth proportional to 35,769.47, 53,663.75 and 12,395.89 is: 18,597.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,769.47 : 53,663.75 = 12,395.89 : x
  2. Step 2: Convert to fraction form
    35,769.47/53,663.75 = 12,395.89/x
  3. Step 3: Cross multiply
    35,769.47x = 53,663.75 × 12,395.89
  4. Step 4: Simplify right side
    35,769.47x = 665,209,611.69
  5. Step 5: Solve for x
    x = 665,209,611.69/35,769.47
  6. Step 6: Final answer
    x = 18,597.13

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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.