Home / 39,947.57-55,117.80-24,421.26

Finding the Fourth Proportional to 39,947.57, 55,117.80 and 24,421.26

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Solution

The fourth proportional to 39,947.57, 55,117.80 and 24,421.26 is: 33,695.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,947.57 : 55,117.80 = 24,421.26 : x
  2. Step 2: Convert to fraction form
    39,947.57/55,117.80 = 24,421.26/x
  3. Step 3: Cross multiply
    39,947.57x = 55,117.80 × 24,421.26
  4. Step 4: Simplify right side
    39,947.57x = 1,346,046,124.43
  5. Step 5: Solve for x
    x = 1,346,046,124.43/39,947.57
  6. Step 6: Final answer
    x = 33,695.32

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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.