Home / 15,848.39-23,756.09-5,310.47

Finding the Fourth Proportional to 15,848.39, 23,756.09 and 5,310.47

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Solution

The fourth proportional to 15,848.39, 23,756.09 and 5,310.47 is: 7,960.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,848.39 : 23,756.09 = 5,310.47 : x
  2. Step 2: Convert to fraction form
    15,848.39/23,756.09 = 5,310.47/x
  3. Step 3: Cross multiply
    15,848.39x = 23,756.09 × 5,310.47
  4. Step 4: Simplify right side
    15,848.39x = 126,155,857.93
  5. Step 5: Solve for x
    x = 126,155,857.93/15,848.39
  6. Step 6: Final answer
    x = 7,960.17

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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.