Home / 55,762.07-83,646.35-15,777.71

Finding the Fourth Proportional to 55,762.07, 83,646.35 and 15,777.71

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Solution

The fourth proportional to 55,762.07, 83,646.35 and 15,777.71 is: 23,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,762.07 : 83,646.35 = 15,777.71 : x
  2. Step 2: Convert to fraction form
    55,762.07/83,646.35 = 15,777.71/x
  3. Step 3: Cross multiply
    55,762.07x = 83,646.35 × 15,777.71
  4. Step 4: Simplify right side
    55,762.07x = 1,319,747,660.49
  5. Step 5: Solve for x
    x = 1,319,747,660.49/55,762.07
  6. Step 6: Final answer
    x = 23,667.48

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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.