Home / 17,137.32-25,688.48-9,726.12

Finding the Fourth Proportional to 17,137.32, 25,688.48 and 9,726.12

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Solution

The fourth proportional to 17,137.32, 25,688.48 and 9,726.12 is: 14,579.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,137.32 : 25,688.48 = 9,726.12 : x
  2. Step 2: Convert to fraction form
    17,137.32/25,688.48 = 9,726.12/x
  3. Step 3: Cross multiply
    17,137.32x = 25,688.48 × 9,726.12
  4. Step 4: Simplify right side
    17,137.32x = 249,849,239.10
  5. Step 5: Solve for x
    x = 249,849,239.10/17,137.32
  6. Step 6: Final answer
    x = 14,579.25

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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.