Home / 31,368.68-47,040.75-11,373.42

Finding the Fourth Proportional to 31,368.68, 47,040.75 and 11,373.42

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Solution

The fourth proportional to 31,368.68, 47,040.75 and 11,373.42 is: 17,055.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,368.68 : 47,040.75 = 11,373.42 : x
  2. Step 2: Convert to fraction form
    31,368.68/47,040.75 = 11,373.42/x
  3. Step 3: Cross multiply
    31,368.68x = 47,040.75 × 11,373.42
  4. Step 4: Simplify right side
    31,368.68x = 535,014,206.87
  5. Step 5: Solve for x
    x = 535,014,206.87/31,368.68
  6. Step 6: Final answer
    x = 17,055.68

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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.