Home / 17,838.47-24,616.73-9,880.76

Finding the Fourth Proportional to 17,838.47, 24,616.73 and 9,880.76

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Solution

The fourth proportional to 17,838.47, 24,616.73 and 9,880.76 is: 13,635.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,838.47 : 24,616.73 = 9,880.76 : x
  2. Step 2: Convert to fraction form
    17,838.47/24,616.73 = 9,880.76/x
  3. Step 3: Cross multiply
    17,838.47x = 24,616.73 × 9,880.76
  4. Step 4: Simplify right side
    17,838.47x = 243,231,828.63
  5. Step 5: Solve for x
    x = 243,231,828.63/17,838.47
  6. Step 6: Final answer
    x = 13,635.24

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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.