Home / 39,952.32-55,117.43-28,023.45

Finding the Fourth Proportional to 39,952.32, 55,117.43 and 28,023.45

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Solution

The fourth proportional to 39,952.32, 55,117.43 and 28,023.45 is: 38,660.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,952.32 : 55,117.43 = 28,023.45 : x
  2. Step 2: Convert to fraction form
    39,952.32/55,117.43 = 28,023.45/x
  3. Step 3: Cross multiply
    39,952.32x = 55,117.43 × 28,023.45
  4. Step 4: Simplify right side
    39,952.32x = 1,544,580,543.73
  5. Step 5: Solve for x
    x = 1,544,580,543.73/39,952.32
  6. Step 6: Final answer
    x = 38,660.60

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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.