Home / 19,133.17-28,699.71-5,282.13

Finding the Fourth Proportional to 19,133.17, 28,699.71 and 5,282.13

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Solution

The fourth proportional to 19,133.17, 28,699.71 and 5,282.13 is: 7,923.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.17 : 28,699.71 = 5,282.13 : x
  2. Step 2: Convert to fraction form
    19,133.17/28,699.71 = 5,282.13/x
  3. Step 3: Cross multiply
    19,133.17x = 28,699.71 × 5,282.13
  4. Step 4: Simplify right side
    19,133.17x = 151,595,442.48
  5. Step 5: Solve for x
    x = 151,595,442.48/19,133.17
  6. Step 6: Final answer
    x = 7,923.18

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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.