Home / 17,411.68-23,973.49-15,365.47

Finding the Fourth Proportional to 17,411.68, 23,973.49 and 15,365.47

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Solution

The fourth proportional to 17,411.68, 23,973.49 and 15,365.47 is: 21,156.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,411.68 : 23,973.49 = 15,365.47 : x
  2. Step 2: Convert to fraction form
    17,411.68/23,973.49 = 15,365.47/x
  3. Step 3: Cross multiply
    17,411.68x = 23,973.49 × 15,365.47
  4. Step 4: Simplify right side
    17,411.68x = 368,363,941.39
  5. Step 5: Solve for x
    x = 368,363,941.39/17,411.68
  6. Step 6: Final answer
    x = 21,156.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.