Home / 19,282.47-28,923.71-10,066.47

Finding the Fourth Proportional to 19,282.47, 28,923.71 and 10,066.47

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Solution

The fourth proportional to 19,282.47, 28,923.71 and 10,066.47 is: 15,099.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,282.47 : 28,923.71 = 10,066.47 : x
  2. Step 2: Convert to fraction form
    19,282.47/28,923.71 = 10,066.47/x
  3. Step 3: Cross multiply
    19,282.47x = 28,923.71 × 10,066.47
  4. Step 4: Simplify right side
    19,282.47x = 291,159,608.67
  5. Step 5: Solve for x
    x = 291,159,608.67/19,282.47
  6. Step 6: Final answer
    x = 15,099.71

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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.