Home / 39,820.32-54,952.56-23,050.08

Finding the Fourth Proportional to 39,820.32, 54,952.56 and 23,050.08

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Solution

The fourth proportional to 39,820.32, 54,952.56 and 23,050.08 is: 31,809.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,820.32 : 54,952.56 = 23,050.08 : x
  2. Step 2: Convert to fraction form
    39,820.32/54,952.56 = 23,050.08/x
  3. Step 3: Cross multiply
    39,820.32x = 54,952.56 × 23,050.08
  4. Step 4: Simplify right side
    39,820.32x = 1,266,660,904.20
  5. Step 5: Solve for x
    x = 1,266,660,904.20/39,820.32
  6. Step 6: Final answer
    x = 31,809.41

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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.