Home / 13,952.37-19,254.06-7,985.51

Finding the Fourth Proportional to 13,952.37, 19,254.06 and 7,985.51

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Solution

The fourth proportional to 13,952.37, 19,254.06 and 7,985.51 is: 11,019.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,952.37 : 19,254.06 = 7,985.51 : x
  2. Step 2: Convert to fraction form
    13,952.37/19,254.06 = 7,985.51/x
  3. Step 3: Cross multiply
    13,952.37x = 19,254.06 × 7,985.51
  4. Step 4: Simplify right side
    13,952.37x = 153,753,392.40
  5. Step 5: Solve for x
    x = 153,753,392.40/13,952.37
  6. Step 6: Final answer
    x = 11,019.88

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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.