Home / 15,955.04-23,923.56-7,637.06

Finding the Fourth Proportional to 15,955.04, 23,923.56 and 7,637.06

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Solution

The fourth proportional to 15,955.04, 23,923.56 and 7,637.06 is: 11,451.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.04 : 23,923.56 = 7,637.06 : x
  2. Step 2: Convert to fraction form
    15,955.04/23,923.56 = 7,637.06/x
  3. Step 3: Cross multiply
    15,955.04x = 23,923.56 × 7,637.06
  4. Step 4: Simplify right side
    15,955.04x = 182,705,663.13
  5. Step 5: Solve for x
    x = 182,705,663.13/15,955.04
  6. Step 6: Final answer
    x = 11,451.28

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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.