Home / 39,583.51-54,624.80-21,677.45

Finding the Fourth Proportional to 39,583.51, 54,624.80 and 21,677.45

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Solution

The fourth proportional to 39,583.51, 54,624.80 and 21,677.45 is: 29,914.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,583.51 : 54,624.80 = 21,677.45 : x
  2. Step 2: Convert to fraction form
    39,583.51/54,624.80 = 21,677.45/x
  3. Step 3: Cross multiply
    39,583.51x = 54,624.80 × 21,677.45
  4. Step 4: Simplify right side
    39,583.51x = 1,184,126,151.83
  5. Step 5: Solve for x
    x = 1,184,126,151.83/39,583.51
  6. Step 6: Final answer
    x = 29,914.63

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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.