Home / 39,525.81-54,547.37-22,764.21

Finding the Fourth Proportional to 39,525.81, 54,547.37 and 22,764.21

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Solution

The fourth proportional to 39,525.81, 54,547.37 and 22,764.21 is: 31,415.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,525.81 : 54,547.37 = 22,764.21 : x
  2. Step 2: Convert to fraction form
    39,525.81/54,547.37 = 22,764.21/x
  3. Step 3: Cross multiply
    39,525.81x = 54,547.37 × 22,764.21
  4. Step 4: Simplify right side
    39,525.81x = 1,241,727,785.63
  5. Step 5: Solve for x
    x = 1,241,727,785.63/39,525.81
  6. Step 6: Final answer
    x = 31,415.62

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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.