Home / 15,740.88-23,615.40-6,973.71

Finding the Fourth Proportional to 15,740.88, 23,615.40 and 6,973.71

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Solution

The fourth proportional to 15,740.88, 23,615.40 and 6,973.71 is: 10,462.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,740.88 : 23,615.40 = 6,973.71 : x
  2. Step 2: Convert to fraction form
    15,740.88/23,615.40 = 6,973.71/x
  3. Step 3: Cross multiply
    15,740.88x = 23,615.40 × 6,973.71
  4. Step 4: Simplify right side
    15,740.88x = 164,686,951.13
  5. Step 5: Solve for x
    x = 164,686,951.13/15,740.88
  6. Step 6: Final answer
    x = 10,462.37

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1.5x scale

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.